Alliant Energy Corporation
(NASDAQ:LNT)

Alliant Energy Corporation operates as a utility holding company that provides regulated electricity and natural gas services in the Midwest region of the United States. It operates in three segments: Utility Electric Operations, Utility Gas Operations, and Utility Other. The company, through its su...

Website: http://www.alliantenergy.com

Founded: 1917

Full Time Employees: 3,597

Sector: Utilities

Industry: Utilities-Regulated Electric

Utilities Electric Services

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At a glance:

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Quarterly

Annual

Unit: USD	2026-03-31	2025-12-31	2025-09-30	2025-06-30	2025-03-31	2024-12-31	2024-09-30	2024-06-30	2024-03-31	2023-12-31	2023-09-30	2023-06-30	2023-03-31	2022-12-31	2022-09-30	2022-06-30	2022-03-31	2021-12-31	2021-09-30	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-09-30	2015-06-30	2015-03-31	2014-09-30	2014-06-30	2013-09-30	2013-03-31	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31	2009-12-31	2009-09-30	2008-12-31	2008-06-30	2008-03-31	2007-12-31	2007-09-30	2007-06-30	2007-03-31	2006-03-31

revenues:
electric utility	888,000,000	869,000,000	1,124,000,000	851,000,000	853,000,000	793,000,000	999,000,000	789,000,000	791,000,000	783,000,000	995,000,000	799,000,000	768,000,000	797,000,000	1,039,000,000	812,000,000	773,000,000	724,000,000	939,000,000	717,000,000	701,000,000	2,068,000,000	852,000,000	675,200,000	730,300,000	713,100,000	915,900,000	691,200,000	743,400,000	2,139,100,000	861,200,000	726,300,000	708,700,000	2,054,100,000	840,600,000	680,900,000	677,600,000	2,011,200,000	864,300,000	675,900,000	668,900,000
gas utility	271,000,000	159,000,000	51,000,000	76,000,000	240,000,000	143,000,000	49,000,000	69,000,000	205,000,000	140,000,000	47,000,000	77,000,000	276,000,000	224,000,000	62,000,000	94,000,000	262,000,000	167,000,000	50,000,000	69,000,000	170,000,000	331,000,000	42,000,000	58,900,000	152,200,000	132,700,000	41,500,000	65,200,000	215,800,000	401,800,000	44,800,000	68,600,000	185,600,000	355,100,000	45,800,000	62,600,000	154,300,000	315,900,000	39,500,000	57,000,000	152,200,000
other utility	2,000,000	14,000,000	12,000,000	11,000,000	13,000,000	18,000,000	12,000,000	10,000,000	13,000,000	14,000,000	13,000,000	13,000,000	11,000,000	14,000,000	11,000,000	13,000,000	11,000,000	13,000,000	13,000,000	10,000,000	13,000,000	39,000,000	10,000,000	10,100,000	11,600,000	13,300,000	11,200,000	10,900,000	11,100,000	35,700,000	12,300,000	10,700,000	13,200,000	36,300,000	11,200,000	11,500,000	11,700,000	39,200,000	9,400,000	12,400,000	13,200,000
non-utility	23,000,000	22,000,000	23,000,000	23,000,000	22,000,000	22,000,000	21,000,000	26,000,000	22,000,000	24,000,000	22,000,000	23,000,000	22,000,000	23,000,000	23,000,000	24,000,000	22,000,000	23,000,000	22,000,000	21,000,000	17,000,000	58,000,000	16,000,000	18,900,000	21,600,000	21,000,000	21,600,000	22,900,000	16,900,000	29,300,000	10,300,000	10,500,000	8,800,000
total revenues	1,184,000,000	1,064,000,000	1,210,000,000	961,000,000	1,128,000,000	976,000,000	1,081,000,000	894,000,000	1,031,000,000	961,000,000	1,077,000,000	912,000,000	1,077,000,000	1,058,000,000	1,135,000,000	943,000,000	1,068,000,000	927,000,000	1,024,000,000	817,000,000	901,000,000	2,496,000,000	920,000,000	763,100,000	915,700,000	880,100,000	990,200,000	790,200,000	987,200,000	2,605,900,000	928,600,000	816,100,000	916,300,000
yoy	4.96%	9.02%	11.93%	7.49%	9.41%	1.56%	0.37%	-1.97%	-4.27%	-9.17%	-5.11%	-3.29%	0.84%	14.13%	10.84%	15.42%	18.53%	-62.86%	11.30%	7.06%	-1.61%	183.60%	-7.09%	-3.43%	-7.24%	-66.23%	6.63%	-3.17%	7.74%
qoq	11.28%	-12.07%	25.91%	-14.80%	15.57%	-9.71%	20.92%	-13.29%	7.28%	-10.77%	18.09%	-15.32%	1.80%	-6.78%	20.36%	-11.70%	15.21%	-9.47%	25.34%	-9.32%	-63.90%	171.30%	20.56%	-16.66%	4.04%	-11.12%	25.31%	-19.96%	-62.12%	180.63%	13.79%	-10.94%
operating expenses:
electric production fuel and purchased power	168,000,000	178,000,000	239,000,000	150,000,000	175,000,000	135,000,000	192,000,000	138,000,000	163,000,000	183,000,000	231,000,000	166,000,000	157,000,000	197,000,000	274,000,000	191,000,000	168,000,000	164,000,000	207,000,000	138,000,000	133,000,000	473,000,000	179,000,000	163,500,000	184,100,000	175,000,000	218,500,000	164,800,000	218,400,000	627,200,000	227,800,000	208,500,000	203,200,000	595,500,000	222,600,000	184,300,000	207,800,000	608,100,000	245,900,000	199,500,000	200,900,000	245,800,000	185,200,000	215,900,000															84,075,000	336,300,000		305,000,000	301,500,000	285,000,000	343,000,000	292,900,000	280,000,000	312,000,000
electric transmission service	159,000,000	151,000,000	166,000,000	151,000,000	158,000,000	149,000,000	165,000,000	147,000,000	152,000,000	145,000,000	154,000,000	138,000,000	146,000,000	145,000,000	157,000,000	133,000,000	138,000,000	134,000,000	148,000,000	121,000,000	134,000,000	317,000,000	132,000,000	71,600,000	122,200,000	118,500,000	127,500,000	112,400,000	123,000,000	366,600,000	129,100,000	119,700,000	126,400,000	359,900,000	121,000,000	117,600,000	124,700,000	389,300,000	138,600,000	130,300,000	127,900,000	127,600,000	116,900,000	123,200,000	114,000,000	105,500,000	110,500,000	103,700,000	79,400,000	81,400,000	234,900,000	88,900,000	80,100,000	73,600,000	69,000,000	77,100,000	71,100,000	62,300,000	170,300,000	55,100,000
cost of gas sold	173,000,000	83,000,000	12,000,000	30,000,000	137,000,000	72,000,000	13,000,000	25,000,000	114,000,000	73,000,000	12,000,000	33,000,000	181,000,000	147,000,000	26,000,000	48,000,000	168,000,000	109,000,000	18,000,000	31,000,000	100,000,000	171,000,000	11,000,000	20,900,000	85,000,000	70,600,000	9,100,000	20,400,000	121,600,000	221,000,000	11,300,000	27,500,000	111,200,000	196,400,000	15,000,000	28,300,000	92,200,000	181,800,000	12,500,000	24,600,000	95,200,000	13,600,000	21,900,000	130,800,000	21,800,000	45,000,000	14,300,000	128,000,000	18,600,000	104,800,000	275,400,000	19,800,000	34,800,000	156,400,000	99,100,000	19,800,000	28,700,000	156,400,000	334,000,000	13,900,000		86,000,000	232,100,000	137,000,000	31,000,000	60,900,000	211,000,000	216,000,000
other operation and maintenance	180,000,000				160,000,000			177,000,000	160,000,000	176,000,000	160,000,000	163,000,000	174,000,000	212,000,000	172,000,000	166,000,000	153,000,000	199,000,000	171,000,000	160,000,000	146,000,000	527,000,000	143,000,000	159,800,000	162,200,000	185,000,000	173,700,000	172,300,000	181,200,000	497,400,000	148,400,000	158,000,000	162,400,000	481,900,000	169,100,000	145,100,000	152,900,000	457,900,000	148,600,000	144,500,000	145,100,000	151,100,000	157,300,000	146,600,000	156,700,000	160,700,000	156,300,000	150,200,000	137,900,000	150,000,000	483,100,000	147,100,000	168,900,000	160,600,000	171,100,000	143,400,000	152,200,000	150,500,000	469,700,000	130,000,000		169,000,000	164,800,000	148,000,000	152,000,000	142,300,000	164,000,000	156,000,000
depreciation and amortization	223,000,000	215,000,000	211,000,000	208,000,000	211,000,000	201,000,000	195,000,000	188,000,000	189,000,000	173,000,000	170,000,000	167,000,000	166,000,000	170,000,000	169,000,000	166,000,000	166,000,000	163,000,000	165,000,000	165,000,000	164,000,000	459,000,000	156,000,000	152,100,000	146,300,000	143,600,000	143,800,000	142,900,000	136,900,000	377,900,000	129,000,000	127,000,000	120,400,000	341,100,000	120,700,000	115,000,000	107,000,000	307,500,000	104,100,000	102,100,000	102,500,000	99,300,000	100,400,000	100,200,000	97,100,000	95,800,000	92,100,000	92,600,000	80,800,000	83,000,000	242,500,000	81,300,000	82,200,000	78,800,000	76,400,000	75,400,000	65,100,000	74,900,000	205,700,000	69,900,000		61,000,000	61,600,000	65,000,000	65,000,000	66,000,000	66,000,000	67,000,000
taxes other than income taxes	32,000,000	30,000,000	29,000,000	31,000,000	30,000,000	32,000,000	29,000,000	29,000,000	31,000,000	28,000,000	28,000,000	28,000,000	31,000,000	28,000,000	28,000,000	27,000,000	27,000,000	26,000,000	26,000,000	26,000,000	26,000,000	81,000,000	27,000,000	27,100,000	27,600,000	26,500,000	27,400,000	27,600,000	29,300,000	77,500,000	26,900,000	24,200,000	27,000,000	78,600,000	27,000,000	25,700,000	26,400,000	76,400,000	25,900,000	25,000,000	26,300,000	25,600,000	26,500,000	26,500,000	25,600,000	24,100,000	24,900,000	26,100,000	24,500,000	25,300,000	75,900,000	25,400,000	25,600,000	26,100,000	24,700,000	24,200,000	25,000,000	25,700,000	75,300,000	24,900,000		26,000,000	26,100,000	27,000,000	26,000,000	27,000,000	27,000,000	26,000,000
total operating expenses	935,000,000	867,000,000	861,000,000	738,000,000	871,000,000	755,000,000	768,000,000	764,000,000	809,000,000	778,000,000	755,000,000	695,000,000	855,000,000	899,000,000	826,000,000	731,000,000	820,000,000	795,000,000	735,000,000	641,000,000	703,000,000	2,028,000,000	648,000,000	595,000,000	727,400,000	719,200,000	700,000,000	640,400,000	810,400,000	2,167,600,000	672,500,000	664,900,000	750,600,000	2,053,400,000	675,400,000	616,000,000	711,000,000	2,021,000,000	762,000,000	626,000,000	697,900,000	663,000,000	608,200,000	744,500,000	648,300,000	647,000,000	665,200,000	738,900,000	581,500,000	670,100,000	2,350,400,000	836,500,000	747,500,000	817,200,000	732,800,000	705,100,000
operating income	249,000,000	197,000,000	349,000,000	223,000,000	257,000,000	221,000,000	313,000,000	130,000,000	222,000,000	183,000,000	322,000,000	217,000,000	222,000,000	159,000,000	309,000,000	212,000,000	248,000,000	132,000,000	289,000,000	176,000,000	198,000,000	468,000,000	272,000,000	168,100,000	188,300,000	160,900,000	290,200,000	149,800,000	176,800,000	438,300,000	256,100,000	151,200,000	165,700,000	421,900,000	231,500,000	149,300,000	142,900,000	374,400,000	162,600,000	128,600,000	145,900,000	235,900,000	109,000,000	152,900,000	194,800,000	103,300,000	201,400,000	120,700,000	108,800,000	95,600,000	293,300,000	185,100,000	72,000,000	127,800,000	99,800,000	246,600,000	100,700,000	109,200,000	237,300,000	159,900,000		82,000,000	125,100,000	342,000,000	203,000,000	97,000,000	120,000,000	119,000,000
yoy	-3.11%	-10.86%	11.50%	71.54%	15.77%	20.77%	-2.80%	-40.09%	0.00%	15.09%	4.21%	2.36%	-10.48%	20.45%	6.92%	20.45%	25.25%	-71.79%	6.25%	4.70%	5.15%	190.86%	-6.27%	12.22%	6.50%	-63.29%	13.32%	-0.93%	6.70%	3.89%	10.63%	1.27%	15.96%	12.69%	42.37%	16.10%	-2.06%	58.71%	49.17%	-15.89%	-25.10%	128.36%	-45.88%	26.68%	79.04%	8.05%	-31.33%	-34.79%	51.11%	-25.20%	193.89%	-24.94%	-28.50%	17.03%	-57.94%	54.22%		33.17%	89.69%	-53.25%		-15.46%	4.25%	187.39%
qoq	26.40%	-43.55%	56.50%	-13.23%	16.29%	-29.39%	140.77%	-41.44%	21.31%	-43.17%	48.39%	-2.25%	39.62%	-48.54%	45.75%	-14.52%	87.88%	-54.33%	64.20%	-11.11%	-57.69%	72.06%	61.81%	-10.73%	17.03%	-44.56%	93.72%	-15.27%	-59.66%	71.14%	69.38%	-8.75%	-60.73%	82.25%	55.06%	4.48%	-61.83%	130.26%	26.44%	-11.86%	-38.15%	116.42%	-28.71%	-21.51%	88.58%	-48.71%	66.86%	10.94%	13.81%	-67.41%	58.45%	157.08%	-43.66%	28.06%	-59.53%	144.89%	-7.78%	-53.98%	48.41%			-34.45%	-63.42%	68.47%	109.28%	-19.17%	0.84%
operating margin %	21.03%	18.52%	28.84%	23.20%	22.78%	22.64%	28.95%	14.54%	21.53%	19.04%	29.90%	23.79%	20.61%	15.03%	27.22%	22.48%	23.22%	14.24%	28.22%	21.54%	21.98%	18.75%	29.57%	22.03%	20.56%	18.28%	29.31%	18.96%	17.91%	16.82%	27.58%	18.53%	18.08%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	NaN%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%
other (income) and deductions:
interest expense	142,000,000	140,000,000	128,000,000	124,000,000	119,000,000	120,000,000	114,000,000	108,000,000	107,000,000	105,000,000	99,000,000	96,000,000	94,000,000	90,000,000	83,000,000	78,000,000	74,000,000	71,000,000	68,000,000	69,000,000	69,000,000	207,000,000	68,000,000	69,600,000	68,900,000	69,100,000	68,300,000	69,200,000	66,300,000	183,700,000	63,300,000	61,300,000	59,200,000	161,700,000	53,900,000	52,800,000	52,300,000	147,400,000	48,800,000	48,000,000	48,000,000	46,400,000	46,500,000	46,600,000	44,600,000	45,100,000	42,500,000	42,600,000	38,600,000	38,900,000	119,600,000	38,700,000	40,400,000	40,600,000	40,800,000	41,900,000	39,600,000	40,700,000	112,500,000	42,400,000		30,000,000	29,700,000	30,000,000	29,000,000	27,700,000	29,000,000	39,000,000
equity income from unconsolidated investments	-22,000,000	-19,000,000	-18,000,000	-10,000,000	-13,000,000	-17,000,000	-14,000,000	-15,000,000	-15,000,000	-16,000,000	-14,000,000	-14,000,000	-17,000,000	-14,000,000	-5,000,000	-16,000,000	-15,000,000	-15,000,000	-13,000,000	-19,000,000	-15,000,000	-46,000,000	-15,000,000	-17,400,000	-13,400,000	-17,800,000	-11,600,000	-12,700,000	-10,900,000	-44,800,000	-9,800,000	-10,500,000	-21,300,000	-34,700,000	-10,100,000	-11,300,000	-11,500,000	-30,400,000	-9,200,000	-9,100,000	-10,500,000	-11,100,000	-11,300,000	-6,500,000	-11,500,000	-11,300,000	-11,100,000	-10,700,000	-10,600,000	-9,400,000	-29,200,000	-10,100,000	-9,600,000	-9,900,000	-9,400,000	-9,300,000	-9,600,000	-9,800,000	-27,100,000	-9,500,000		-7,200,000	-7,500,000	-7,600,000	-7,200,000	-7,000,000	-7,500,000	-13,600,000
allowance for funds used during construction	-30,000,000	-24,000,000	-24,000,000	-23,000,000	-18,000,000	-17,000,000	-20,000,000	-19,000,000	-19,000,000	-29,000,000	-28,000,000	-24,000,000	-19,000,000	-26,000,000	-10,000,000	-13,000,000	-11,000,000	-9,000,000	-7,000,000	-5,000,000	-4,000,000	-42,000,000	-13,000,000	-15,200,000	-23,000,000	-27,100,000	-21,900,000	-18,300,000	-25,400,000	-56,800,000	-18,800,000	-18,100,000	-14,900,000	-40,100,000	-9,600,000	-10,100,000	-17,000,000	-46,700,000	-15,800,000	-15,300,000	-13,200,000	-9,700,000	-8,600,000	-6,800,000	-8,300,000	-8,400,000	-8,500,000	-5,600,000	-4,800,000	-3,800,000	-9,200,000	-2,800,000	-2,700,000	-3,100,000	-3,600,000	-5,000,000	-5,500,000	-3,900,000	-25,800,000	-13,900,000		-4,200,000	-3,200,000	-2,300,000	-2,100,000	-1,900,000	-1,500,000	-2,300,000
other	-4,000,000	210,000,000	204,000,000	168,000,000	3,000,000	166,000,000	174,000,000	2,000,000	1,000,000	1,000,000	1,000,000	-1,000,000	3,000,000					-2,000,000	3,000,000	2,000,000	2,000,000	11,000,000	3,000,000	2,500,000	1,900,000	3,400,000	3,700,000	3,300,000	4,000,000	6,000,000	1,600,000	2,000,000	2,400,000									13,400,000	14,800,000	16,400,000	12,200,000	15,600,000	17,400,000	17,200,000	13,800,000	13,700,000	46,200,000	15,800,000	13,300,000	16,700,000	15,700,000	15,900,000	15,400,000	17,600,000	72,800,000	20,100,000		15,000,000	17,900,000	22,000,000	16,000,000	15,400,000	18,000,000	21,000,000
total other (income) and deductions	86,000,000	95,000,000	86,000,000	92,000,000	91,000,000	81,000,000	80,000,000	76,000,000	74,000,000	61,000,000	58,000,000	57,000,000	61,000,000	56,000,000	68,000,000	49,000,000	48,000,000	45,000,000	51,000,000	47,000,000	52,000,000	130,000,000	43,000,000	39,500,000	34,400,000	27,600,000	38,500,000	41,500,000	34,000,000	88,100,000	36,300,000	34,700,000	25,400,000
income before income taxes	163,000,000	102,000,000	263,000,000	131,000,000	166,000,000	140,000,000	233,000,000	54,000,000	148,000,000	122,000,000	264,000,000	160,000,000	161,000,000	103,000,000	241,000,000	163,000,000	200,000,000	87,000,000	238,000,000	129,000,000	146,000,000	338,000,000	229,000,000	128,600,000	153,900,000	125,700,000	251,700,000	108,300,000	142,800,000															119,700,000														83,000,000
income tax benefit	-61,000,000	-27,250,000	-18,000,000	-43,000,000	-47,000,000			-33,000,000	-10,000,000							4,000,000	8,000,000	-8,000,000	-21,000,000	-17,000,000	-28,000,000	-37,000,000	-20,000,000	-8,300,000	-18,700,000																								16,800,000				-10,600,000					34,900,000	13,000,000	-22,200,000
net income attributable to alliant energy common shareowners	224,000,000	142,000,000	281,000,000	174,000,000	213,000,000	150,000,000	295,000,000	87,000,000	158,000,000	121,000,000	259,000,000	160,000,000	163,000,000	107,000,000	227,000,000	159,000,000	192,000,000	88,000,000	256,000,000	144,000,000	171,000,000	368,000,000	246,000,000	134,400,000	170,000,000	111,500,000	226,000,000	94,600,000	125,100,000	306,600,000	205,500,000	100,400,000	120,900,000	288,500,000	168,800,000	94,300,000	100,400,000	243,100,000	128,400,000	83,900,000	96,500,000	179,900,000	67,600,000	96,600,000	153,300,000	61,800,000	157,600,000	69,900,000	65,900,000	34,900,000	181,600,000	122,000,000	51,100,000	73,500,000	47,300,000	149,100,000	47,800,000		155,300,000	-44,300,000
weighted-average number of common shares outstanding:
basic	257,400,000	257,000,000	257,000,000	256,900,000	256,800,000	256,500,000	256,600,000	256,400,000	256,200,000	253,000,000	253,500,000	251,700,000	251,200,000	250,900,000	251,000,000	250,900,000	250,600,000	250,200,000	250,300,000	250,200,000	250,000,000	248,400,000	249,700,000	249,600,000	244,400,000	238,500,000	239,100,000
diluted	258,800,000	257,800,000	257,800,000	257,300,000	257,200,000	256,800,000	256,900,000	256,700,000	256,500,000	253,300,000	253,800,000	251,900,000	251,400,000	251,200,000	251,300,000	251,100,000	250,900,000	250,700,000	250,800,000	250,600,000	250,400,000	248,700,000	250,000,000	249,800,000	244,600,000	239,000,000	239,900,000
earnings per weighted-average common share attributable to alliant energy common shareowners	870,000				830,000	2,690,000			620,000	2,780,000	1,020,000	640,000	650,000	2,730,000	900,000		770,000				680,000			540,000	700,000			400,000	530,000			430,000				410,000								870,000
other operation and maintenance:
asset valuation charge for ipl’s lansing generating station								60,000,000
earnings per weighted-average common share attributable to alliant energy common shareowners:
basic		550,000	1,090,000	680,000		527,500	1,150,000	340,000								630,000		350,000	1,020,000	580,000		1,480,000	990,000			460,000	950,000
diluted		550,000	1,090,000	680,000		525,000	1,150,000	340,000								630,000		350,000	1,020,000	570,000		1,490,000	980,000			460,000	940,000
income tax expense						-10,000,000	-62,000,000			1,000,000	5,000,000		-2,000,000	6,500,000	14,000,000																																								30,450,000	64,100,000	23,000,000
net income														107,000,000	227,000,000	159,000,000	192,000,000	95,000,000	259,000,000	146,000,000	174,000,000	375,000,000	249,000,000	136,900,000	172,600,000	114,000,000	228,600,000	97,100,000	127,700,000	314,200,000	208,100,000	102,900,000	123,500,000	296,100,000	171,400,000	96,800,000	103,000,000	250,700,000	131,000,000	86,400,000	99,100,000	182,500,000	70,100,000	99,200,000	155,900,000	64,300,000	160,200,000	80,100,000	69,800,000	38,900,000	196,000,000	125,900,000	55,300,000	79,700,000	52,000,000	153,700,000	52,500,000	48,100,000	169,400,000	-39,700,000		60,000,000	68,100,000	193,000,000	119,000,000	48,600,000	63,000,000	-1,600,000
yoy														12.63%	-12.36%	8.90%	10.34%	-74.67%	4.02%	6.65%	0.81%	228.95%	8.92%	40.99%	35.16%	-63.72%	9.85%	-5.64%	3.40%	6.11%	21.41%	6.30%	19.90%	18.11%	30.84%	12.04%	3.94%	37.37%	86.88%	-12.90%	-36.43%	183.83%	-56.24%	23.85%	123.35%	65.30%	-18.27%	-36.38%	26.22%	-51.19%	276.92%	-18.09%	5.33%	65.70%	-69.30%	-487.15%		-19.83%	148.75%	-120.57%		23.46%	8.10%	-12162.50%
qoq														-52.86%	42.77%	-17.19%	102.11%	-63.32%	77.40%	-16.09%	-53.60%	50.60%	81.88%	-20.68%	51.40%	-50.13%	135.43%	-23.96%	-59.36%	50.99%	102.24%	-16.68%	-58.29%	72.75%	77.07%	-6.02%	-58.92%	91.37%	51.62%	-12.82%	-45.70%	160.34%	-29.33%	-36.37%	142.46%	-59.86%	100.00%	14.76%	79.43%	-80.15%	55.68%	127.67%	-30.61%	53.27%	-66.17%	192.76%	9.15%	-71.61%	-526.70%			-11.89%	-64.72%	62.18%	144.86%	-22.86%	-4037.50%
net income margin %	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	10.11%	20.00%	16.86%	17.98%	10.25%	25.29%	17.87%	19.31%	15.02%	27.07%	17.94%	18.85%	12.95%	23.09%	12.29%	12.94%	12.06%	22.41%	12.61%	13.48%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	-Infinity%	NaN%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	Infinity%	-Infinity%
preferred dividend requirements of interstate power and light company																		7,000,000	3,000,000	2,000,000	3,000,000	7,000,000	3,000,000	2,500,000	2,600,000	2,500,000	2,600,000	2,500,000	2,600,000	7,600,000	2,600,000	2,500,000	2,600,000	7,600,000	2,600,000	2,500,000	2,600,000	7,600,000	2,600,000	2,500,000	2,600,000	2,600,000
income taxes																										19,300,000	23,100,000	11,200,000	15,100,000	36,000,000	11,700,000	13,600,000	16,800,000	40,600,000	26,100,000	21,200,000	17,600,000	51,900,000	7,500,000	18,100,000	21,600,000	27,800,000	11,200,000	20,500,000	12,400,000	13,200,000	17,600,000	12,100,000		27,700,000	8,525,000	34,100,000		22,600,000								10,000,000	40,400,000	33,500,000	65,000,000	30,900,000	38,000,000
weighted-average number of common shares outstanding																												237,500,000	236,500,000	233,600,000	235,200,000	232,000,000	231,400,000	229,700,000	231,000,000	229,000,000	227,600,000	227,100,000	227,200,000	227,000,000	113,400,000	113,200,000	113,100,000	111,100,000	110,800,000	110,800,000	110,783,000,000	110,767,000,000	110,756,000,000	110,716,000,000	110,626,000,000	110,647,000,000	110,624,000,000	110,569,000,000	110,442,000,000	110,469,000,000	110,409,000,000	110,368,000,000	110,268,000,000		110,170,000,000		110,148,000,000	1,122,000,000			115,000,000
income from continuing operations before income taxes																														350,200,000	219,800,000	116,500,000	140,300,000	335,300,000	197,500,000	118,000,000	119,200,000	304,500,000	138,900,000	105,000,000	121,800,000	210,400,000	82,600,000		170,200,000	77,800,000	179,100,000	95,200,000	86,200,000	71,000,000	215,700,000	160,000,000	44,700,000	101,000,000	75,100,000	219,600,000	75,700,000		181,100,000	-60,900,000		62,000,000	108,500,000	319,000,000	181,000,000	75,900,000	104,000,000	13,000,000
income from continuing operations, net of tax																														314,200,000	208,100,000	102,900,000	123,500,000	294,700,000	171,400,000	96,800,000	101,600,000	252,600,000	131,400,000	86,900,000	100,200,000	182,600,000	71,400,000		157,800,000	64,600,000	161,500,000	83,100,000	69,400,000	43,300,000	194,700,000	125,900,000	55,300,000	78,400,000	51,700,000	155,500,000	52,700,000		168,100,000	-38,700,000
income from discontinued operations, net of tax																																					1,400,000	-1,900,000	-400,000				-1,300,000		-1,900,000	-300,000	-1,300,000	-3,000,000	400,000	-4,400,000				1,300,000			-200,000		1,300,000	-1,000,000		9,000,000				3,600,000
amounts attributable to alliant energy common shareowners:
dividends declared per common share																																335,000	335,000	78,750	315,000	315,000	315,000	73,437.5	293,750	293,750	587,500	550,000	550,000	550,000	510,000	510,000	470,000	470,000	450,000	450,000	1,275,000	425,000	425,000	425,000	395,000	395,000	395,000	395,000	1,125,000	375,000			350,000			317,500
operating revenues:
non-regulated																																		2,325,000	9,300,000	10,300,000	10,300,000	29,100,000	11,400,000	9,300,000	9,500,000	11,700,000	10,300,000	11,300,000	12,500,000	13,900,000	11,300,000	11,900,000	13,900,000	12,500,000	328,300,000	162,500,000	118,600,000	79,000,000	67,200,000	47,300,000	39,400,000	43,900,000	237,500,000	101,200,000		114,000,000	97,900,000	99,000,000	101,000,000	71,300,000	52,000,000	36,000,000
total operating revenues																																		2,475,300,000	906,900,000	765,300,000	853,900,000	2,395,400,000	924,600,000	754,600,000	843,800,000	898,900,000	717,200,000	897,400,000	843,100,000	750,300,000	866,600,000	859,600,000	690,300,000	765,700,000	2,643,700,000	1,021,600,000	819,500,000	945,000,000	832,600,000	951,700,000
asset valuation charges for franklin county wind farm																																							86,400,000
interest expense and other:
interest income and other																																		-300,000	-200,000	-100,000	-100,000	-400,000	-100,000		-200,000	-100,000	-200,000	-100,000	-200,000	100,000	-600,000	-800,000	-600,000	-1,100,000	-3,600,000	-700,000	-800,000	-800,000	-3,100,000	-600,000	500,000	-800,000	-3,600,000	-1,000,000		-4,200,000	-7,100,000	-2,700,000	-2,100,000	-2,400,000	-8,500,000	-13,400,000
total interest expense and other																																		86,600,000	34,000,000	31,300,000	23,700,000	69,900,000	23,700,000	23,600,000	24,100,000	25,500,000	26,400,000	33,200,000	24,600,000	25,500,000	22,300,000	25,500,000	22,600,000	24,600,000	77,600,000	25,100,000	27,300,000	26,800,000	24,700,000	27,000,000
loss from discontinued operations, net of tax																																								-500,000	-1,100,000	-100,000													-500,000	-1,800,000											-1,300,000	-14,700,000
utility:
electric																																										835,800,000	640,400,000	671,300,000	771,200,000	643,900,000	798,100,000	633,200,000	612,600,000	572,400,000	1,838,900,000	796,900,000	620,500,000	620,300,000	600,000,000	842,000,000	627,300,000	604,900,000	1,750,600,000	725,300,000		576,000,000	567,700,000	558,000,000	733,000,000	565,500,000	553,000,000	583,000,000
gas																																										38,000,000	51,700,000	198,400,000	47,200,000	76,900,000	39,800,000	197,300,000	50,000,000	167,100,000	430,300,000	46,400,000	67,100,000	229,000,000	149,700,000	46,500,000	59,500,000	224,900,000	486,200,000	39,100,000		121,000,000	308,500,000	192,000,000	56,000,000	94,000,000	288,000,000	290,000,000
non-regulated operation and maintenance																																												1,300,000	2,300,000	1,800,000	3,100,000	2,200,000	700,000	4,200,000	312,400,000	178,500,000	108,000,000	69,900,000	57,800,000	40,400,000	33,100,000	38,600,000	218,600,000	95,700,000		96,000,000	80,800,000	85,000,000	83,000,000	60,100,000	41,000,000	32,000,000
preferred dividend requirements of ipl																																											2,500,000	2,600,000
electric production fuel and energy purchases																																													230,700,000	214,100,000	205,400,000	179,100,000	168,900,000	159,900,000	549,200,000	215,300,000	180,700,000	194,000,000	176,800,000	238,800,000	193,200,000	210,400,000
purchased electric capacity																																													100,000		58,600,000	57,000,000	70,700,000	61,500,000	177,000,000	80,200,000	67,200,000	57,800,000	57,900,000	86,000,000	72,500,000	63,300,000
preferred dividend requirements of subsidiaries																																													2,600,000	2,500,000	2,600,000	10,200,000	3,900,000	4,000,000	14,400,000	3,900,000	4,200,000	6,200,000	4,700,000	4,600,000	4,700,000	4,700,000	14,100,000	4,600,000		4,000,000	4,700,000	4,000,000	4,000,000	4,700,000	4,000,000	4,000,000
earnings per weighted-average common share attributable to
alliant energy common shareowners
loss on early extinguishment of debt																																																											200,000	202,800,000								90,000,000
net income attributable to alliant energy corporation common shareowners																																																										43,400,000
earnings per weighted-average common share																																																										390,000
weighted-average number of common shares
outstanding																																																											27,572,000,000	110,288,000,000		1,101,000,000		28,250,000	110,000,000	112,778,000,000
the accompanying notes to condensed consolidated financial statements are an integral part of these statements.
income from continuing operations																																																														51,000,000	68,100,000	198,000,000	116,000,000	45,000,000	65,000,000	13,000,000
income from discontinued operations																																																																		30,000
assets																																																															2,008,000,000			2,007,000,000
property, plant and equipment:
electric plant in service																																																															5,680,500,000			6,204,300,000
gas plant in service																																																															733,500,000			705,900,000
other plant in service																																																															476,100,000			459,400,000
accumulated depreciation																																																															-2,727,700,000			-2,872,000,000
net plant																																																															4,162,400,000			4,497,600,000
construction work in progress:
cedar ridge wind farm																																																															99,100,000
other, less accumulated depreciation																																																															21,300,000			4,200,000
total utility																																																															4,439,300,000			4,699,200,000
non-regulated and other:
non-regulated generation, less accum. depr.																																																															237,600,000			246,600,000
other non-regulated investments, less accum. depr.																																																															66,300,000			69,700,000
alliant energy corporate services, inc. and other, less accum. depr.																																																															39,500,000			35,400,000
total non-regulated and other																																																															343,400,000			351,700,000
current assets:
cash and cash equivalents																																																															632,400,000			125,300,000
accounts receivable:
customer, less allowance for doubtful accounts																																																															275,600,000			127,500,000
unbilled utility revenues																																																															128,100,000			94,300,000
other, less allowance for doubtful accounts																																																															68,500,000			32,900,000
production fuel, at weighted-average cost																																																															82,700,000			77,800,000
materials and supplies, at weighted-average cost																																																															47,200,000			48,200,000
gas stored underground, at weighted-average cost																																																															12,900,000			62,000,000
regulatory assets																																																															45,700,000			65,400,000
derivative assets																																																															41,100,000
investments:
investment in american transmission company llc																																																															174,300,000			169,400,000
other assets:
deferred charges and other																																																															296,500,000			232,700,000
total assets																																																															7,189,100,000			6,751,500,000
income (loss) from discontinued operations, net of tax																																																																1,250,000	3,000,000
construction work in progress																																																																		197,400,000
assets held for sale
loss from discontinued operations																																																																			-10,000	-120,000
average number of common shares outstanding																																																																				117,037,000,000
earnings per average common share

Balance Sheets:

Quarterly

Annual

Unit: USD	2025-09-30	2025-06-30	2025-03-31	2024-12-31	2024-09-30	2024-06-30	2024-03-31	2023-12-31	2023-09-30	2023-06-30	2023-03-31	2022-12-31	2022-09-30	2022-06-30	2022-03-31	2021-12-31	2021-09-30	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-09-30	2015-06-30	2015-03-31	2014-09-30	2014-06-30	2013-09-30	2013-03-31	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31	2008-06-30	2008-03-31	2007-06-30	2007-03-31	2006-09-30	2006-06-30	2006-03-31

assets
current assets:
cash and cash equivalents	11,000,000	10,000,000	11,000,000	81,000,000	69,000,000	80,000,000	11,000,000	62,000,000	16,000,000	3,000,000	86,000,000	20,000,000	299,000,000	4,000,000	4,000,000	39,000,000	4,000,000	15,000,000	2,000,000	54,000,000	189,000,000	3,200,000	55,200,000	16,300,000	8,300,000	170,200,000	10,100,000	20,900,000	239,700,000	5,000,000	19,100,000	27,900,000	9,200,000	7,300,000	8,400,000	8,200,000	84,700,000	3,100,000	1,300,000	139,200,000	54,800,000	97,600,000	11,000,000	16,200,000	17,700,000	53,400,000	30,800,000	30,900,000	11,400,000	45,700,000	77,100,000	126,100,000	159,300,000	137,000,000	171,100,000	140,200,000	573,900,000	632,400,000	125,300,000	110,200,000
accounts receivables	218,000,000	234,000,000	235,000,000	427,000,000	214,000,000	209,000,000	209,000,000	475,000,000	214,000,000	210,000,000	225,000,000	516,000,000	211,000,000	208,000,000	211,000,000	440,000,000	175,000,000	377,000,000	183,000,000	412,000,000	399,000,000	166,900,000	396,400,000	402,100,000	184,300,000	421,500,000	417,900,000	350,400,000	465,300,000	415,000,000	343,200,000	482,800,000	336,100,000	424,900,000	424,900,000	493,300,000	491,500,000	185,400,000	192,600,000	427,300,000	297,300,000	361,600,000
production fuel, at weighted-average cost	21,000,000	28,000,000	26,000,000	54,000,000	26,000,000	30,000,000	31,000,000	62,000,000	21,000,000	33,000,000	34,000,000	53,000,000	18,000,000	18,000,000	11,000,000	51,000,000	10,000,000	57,000,000	12,000,000	66,000,000	62,000,000	23,100,000	80,200,000	77,700,000	30,800,000	67,800,000	47,000,000	61,400,000	61,300,000	68,800,000	76,700,000	72,300,000	80,900,000	84,700,000	86,700,000	98,100,000	92,600,000	31,800,000	37,200,000	87,800,000	78,800,000	67,600,000	78,100,000	74,600,000	105,200,000	99,800,000	116,700,000	111,000,000	101,900,000	96,800,000	99,700,000	91,900,000	122,800,000	128,200,000	126,400,000	114,600,000	90,200,000	82,700,000	77,800,000	62,900,000
gas stored underground, at weighted-average cost	29,000,000	20,000,000	11,000,000	55,000,000	34,000,000	34,000,000	35,000,000	79,000,000	47,000,000	42,000,000	38,000,000	132,000,000	58,000,000	37,000,000	16,000,000	82,000,000	25,000,000	32,000,000	17,000,000	46,000,000	48,000,000	26,400,000	35,400,000	49,100,000	24,500,000	32,900,000	15,900,000	49,000,000	43,000,000	21,900,000	16,300,000	44,500,000	40,600,000	22,200,000	12,200,000	37,600,000	37,800,000	16,000,000	12,800,000	40,000,000	24,100,000	18,300,000	53,200,000	22,700,000	44,200,000	9,000,000	28,000,000	27,400,000	57,700,000	47,200,000	24,100,000	14,200,000	48,600,000	49,000,000	31,400,000	19,300,000	37,100,000	12,900,000	62,000,000	22,100,000
materials and supplies, at weighted-average cost	72,000,000	71,000,000	70,000,000	186,000,000	77,000,000	79,000,000	78,000,000	202,000,000	82,000,000	70,000,000	63,000,000	140,000,000	47,000,000	46,000,000	45,000,000	113,000,000	45,000,000	119,000,000	47,000,000	105,000,000	113,000,000	44,300,000	105,000,000	100,500,000	43,700,000	105,100,000	105,100,000	101,400,000	106,800,000	109,400,000	109,800,000	105,600,000	99,100,000	94,700,000	88,800,000	86,600,000	89,500,000	32,600,000	34,000,000	83,700,000	82,300,000	81,500,000	72,900,000	75,500,000	71,100,000	64,900,000	61,100,000	61,700,000	58,500,000	61,100,000	61,500,000	64,100,000	61,600,000	62,900,000	59,200,000	57,100,000	49,000,000	47,200,000	48,200,000	47,400,000
regulatory assets	64,000,000	82,000,000	101,000,000	210,000,000	121,000,000	128,000,000	133,000,000	232,000,000	93,000,000	106,000,000	118,000,000	166,000,000	69,000,000	77,000,000	28,000,000	104,000,000	25,000,000	95,000,000	22,000,000	81,000,000	74,000,000	40,500,000	102,500,000	86,400,000	41,700,000	78,700,000	65,800,000	79,800,000	82,200,000	71,900,000	74,900,000	84,300,000	84,200,000	68,500,000	58,400,000	57,800,000	63,100,000	55,600,000	81,800,000	92,300,000	71,100,000	59,000,000	54,700,000	49,400,000	60,300,000	1,519,400,000	98,900,000	109,000,000	103,600,000	92,000,000	79,500,000	84,100,000	109,000,000	146,800,000	143,300,000	175,700,000	28,700,000	45,700,000	65,400,000	62,800,000	116,500,000	96,100,000	78,700,000
prepaid gross receipts tax	38,000,000	49,000,000	39,000,000		37,000,000	49,000,000	38,000,000		36,000,000	47,000,000	31,000,000		31,000,000	40,000,000	30,000,000		29,000,000				30,000,000			41,700,000	30,300,000			42,200,000																			37,300,000	31,400,000
other	53,000,000	68,000,000	40,000,000	171,000,000	30,000,000	38,000,000	19,000,000	160,000,000	50,000,000	47,000,000	26,000,000	223,000,000	130,000,000	113,000,000	102,000,000	240,000,000	99,000,000	204,000,000	47,000,000	123,000,000	118,000,000	52,100,000	137,500,000	101,700,000	86,600,000	151,100,000	153,400,000	80,000,000	126,500,000	113,900,000	85,900,000	87,700,000	101,400,000	112,400,000	70,400,000	95,500,000	98,900,000	55,600,000	51,200,000	217,400,000	435,500,000	227,600,000	249,100,000	452,900,000	222,900,000	166,000,000	219,900,000	205,800,000	179,500,000	157,300,000	185,900,000	178,500,000	155,500,000	112,500,000	123,800,000	123,600,000	179,500,000	156,500,000	117,000,000	76,900,000	70,600,000	77,100,000	56,100,000
total current assets	506,000,000	562,000,000	533,000,000	1,184,000,000	608,000,000	647,000,000	554,000,000	1,272,000,000	559,000,000	558,000,000	621,000,000	1,250,000,000	863,000,000	543,000,000	447,000,000	1,069,000,000	412,000,000	899,000,000	330,000,000	887,000,000	1,033,000,000	356,500,000	912,200,000	875,500,000	450,200,000	1,027,300,000	815,200,000	785,100,000	1,124,800,000	805,900,000	725,900,000	905,100,000	751,500,000	814,700,000	749,800,000	877,100,000	958,100,000	380,100,000	410,900,000	1,087,700,000	1,043,900,000	913,200,000	962,300,000	1,010,100,000	880,100,000	870,400,000	920,400,000	780,600,000	866,500,000	947,100,000	877,800,000	977,000,000	1,092,700,000	1,167,600,000
property, plant and equipment	9,166,000,000	9,032,000,000	8,937,000,000	18,701,000,000	8,613,000,000	8,554,000,000	8,450,000,000	17,157,000,000	8,085,000,000	7,882,000,000	7,792,000,000	16,247,000,000	7,371,000,000	6,985,000,000	6,747,000,000	14,987,000,000	6,367,000,000	14,540,000,000	6,053,000,000	14,336,000,000	14,199,000,000	5,867,200,000	13,685,000,000	13,527,100,000	5,449,700,000	12,854,000,000	12,665,200,000	12,462,400,000	12,005,200,000	11,695,700,000	11,439,600,000	11,234,500,000	10,931,100,000	10,608,100,000	10,448,800,000	10,279,200,000	9,920,400,000	4,227,600,000	4,141,600,000	9,366,500,000	9,173,500,000	9,050,000,000
other assets:
deferred charges and other	52,000,000	52,000,000	51,000,000	126,000,000	56,000,000	55,000,000	57,000,000	177,000,000	71,000,000	69,000,000	82,000,000	227,000,000	115,000,000	106,000,000	90,000,000	144,000,000	76,000,000	94,000,000	36,000,000	73,000,000	68,000,000	27,100,000	59,900,000	72,000,000	19,500,000	68,800,000	72,800,000	89,700,000	103,300,000	86,400,000	72,400,000	69,700,000	21,400,000	18,600,000	14,900,000	22,600,000	9,400,000	8,500,000	6,700,000	35,700,000	38,200,000	41,200,000	55,200,000	67,900,000	99,100,000	108,900,000	76,800,000	82,200,000	92,100,000	93,400,000	121,900,000	130,900,000	137,700,000	139,700,000	144,000,000	155,200,000	306,800,000	296,500,000	232,700,000	225,700,000	276,000,000	282,600,000	283,200,000
total other assets	659,000,000	642,000,000	631,000,000	2,190,000,000	717,000,000	724,000,000	577,000,000	2,206,000,000	657,000,000	659,000,000	661,000,000	2,107,000,000	664,000,000	590,000,000	549,000,000	1,980,000,000	562,000,000	1,994,000,000	527,000,000	2,002,000,000	1,830,000,000	424,700,000	1,812,300,000	1,830,300,000	413,800,000	1,797,000,000	1,799,400,000	1,747,200,000	1,715,800,000	1,692,900,000	1,661,600,000	1,652,100,000	1,973,700,000	1,966,100,000	1,919,500,000	1,879,900,000	1,821,100,000	420,100,000	436,200,000	1,751,300,000	1,745,000,000	1,772,500,000	1,524,800,000	1,471,700,000	1,635,000,000	1,628,300,000	1,457,400,000	1,462,600,000	1,483,500,000	1,297,100,000	1,260,900,000	1,307,900,000	1,170,400,000	1,214,100,000
total assets	10,331,000,000	10,236,000,000	10,101,000,000	22,714,000,000	9,938,000,000	9,925,000,000	9,581,000,000	21,237,000,000	9,301,000,000	9,099,000,000	9,074,000,000	20,163,000,000	8,898,000,000	8,118,000,000	7,743,000,000	18,553,000,000	7,341,000,000	17,939,000,000	6,910,000,000	17,710,000,000	17,540,000,000	6,648,400,000	16,879,000,000	16,700,700,000	6,313,700,000	16,121,600,000	15,713,400,000	15,426,000,000	15,269,800,000	14,615,000,000	14,241,800,000	14,187,800,000	14,114,900,000	13,743,400,000	13,464,900,000	13,373,800,000	13,029,200,000	5,346,400,000	5,305,900,000	12,558,600,000	12,312,300,000	12,079,600,000	11,594,000,000	11,386,600,000	10,981,200,000	10,733,900,000	9,934,200,000	9,628,200,000	9,687,900,000	9,481,300,000	9,301,200,000	9,400,500,000	9,282,900,000	9,225,800,000	9,043,600,000	9,075,400,000	7,403,900,000	7,189,100,000	6,751,500,000	6,718,900,000	6,953,100,000	6,855,800,000	6,942,000,000
liabilities and equity
current liabilities:
commercial paper	192,000,000	292,000,000	212,000,000	558,000,000				475,000,000	120,000,000	44,000,000	60,000,000	642,000,000		222,000,000	157,000,000	515,000,000	3,000,000	535,000,000	148,000,000	389,000,000	422,000,000	37,900,000	80,500,000	337,400,000		390,500,000	514,700,000	441,200,000	136,800,000	82,500,000	336,400,000	320,200,000	390,300,000	368,600,000	302,800,000	244,100,000	238,300,000	45,800,000	25,500,000	109,100,000	120,900,000	41,500,000	353,800,000	307,900,000	237,300,000	243,400,000	162,800,000	57,000,000	102,800,000	22,100,000		32,400,000	47,400,000			350,300,000	207,000,000	79,900,000	344,500,000	102,200,000	106,300,000	84,000,000	84,000,000
accounts payable	189,000,000	158,000,000	155,000,000	532,000,000	168,000,000	261,000,000	174,000,000	611,000,000	281,000,000	277,000,000	233,000,000	756,000,000	470,000,000	300,000,000	185,000,000	436,000,000	160,000,000	392,000,000	125,000,000	377,000,000	417,000,000	183,000,000	375,400,000	422,300,000	151,100,000	422,500,000	387,700,000	543,300,000	498,100,000	431,100,000	363,100,000	477,300,000	478,100,000	381,100,000	369,500,000	445,300,000	365,100,000	130,700,000	111,000,000	438,300,000	374,900,000	356,900,000	471,100,000	475,600,000	368,700,000	368,600,000	337,600,000	263,900,000	308,200,000	314,600,000	305,800,000	300,200,000	336,300,000	295,100,000	289,900,000	259,800,000	355,500,000	333,900,000	305,500,000	292,400,000	249,200,000	224,100,000	241,800,000
accrued interest	41,000,000	45,000,000	41,000,000		41,000,000	46,000,000	42,000,000																																								46,600,000	46,600,000	46,600,000	46,600,000	46,600,000	46,700,000	46,700,000	46,800,000	48,200,000						26,700,000	29,900,000	31,500,000
regulatory liabilities	19,000,000	24,000,000	33,000,000	69,000,000	47,000,000	48,000,000	21,000,000	107,000,000	29,000,000	48,000,000	56,000,000	206,000,000	124,000,000	118,000,000	129,000,000	186,000,000	127,000,000	174,000,000	121,000,000	249,000,000	163,000,000	80,300,000	239,800,000	212,000,000	93,400,000	166,900,000	179,800,000	142,700,000	151,700,000	139,800,000	172,200,000	140,000,000	145,100,000	187,600,000	215,200,000	186,200,000	178,400,000	56,000,000	60,000,000	189,700,000	197,700,000	209,400,000	220,200,000	224,800,000	174,900,000	228,500,000	149,900,000	156,400,000	164,700,000	157,900,000	168,800,000	163,900,000	173,700,000	83,300,000	70,600,000	81,200,000	125,100,000	85,900,000	48,100,000	53,100,000	108,700,000	102,200,000	110,200,000
total current liabilities	527,000,000	600,000,000	526,000,000	2,715,000,000	351,000,000	438,000,000	342,000,000	2,304,000,000	547,000,000	509,000,000	512,000,000	2,363,000,000	988,000,000	1,009,000,000	857,000,000	2,054,000,000	406,000,000	1,639,000,000	505,000,000	1,297,000,000	1,295,000,000	409,600,000	1,650,200,000	2,054,100,000	508,100,000	1,949,000,000	1,587,700,000	1,644,100,000	1,548,300,000	1,257,400,000	2,073,500,000	2,149,000,000	1,470,100,000	1,208,200,000	1,165,000,000	1,162,000,000	1,369,700,000	353,200,000	343,200,000	990,800,000	991,500,000	1,023,100,000	1,741,900,000	1,733,200,000	1,052,800,000	1,038,100,000	957,300,000	773,300,000	855,000,000	774,400,000	760,100,000	778,900,000	866,700,000	691,900,000
long-term debt	3,372,000,000	3,371,000,000	3,371,000,000	8,677,000,000	3,369,000,000	3,368,000,000	3,367,000,000	8,225,000,000	3,069,000,000	3,068,000,000	3,067,000,000	7,668,000,000	2,769,000,000	2,180,000,000	2,180,000,000	6,735,000,000	2,429,000,000	6,468,000,000	2,131,000,000	6,769,000,000	6,574,000,000	2,129,400,000	5,833,900,000	5,533,000,000	1,782,300,000	5,438,100,000	5,362,200,000	5,246,300,000	5,248,200,000	5,127,500,000	4,056,800,000	4,010,600,000	4,255,100,000	4,354,300,000	4,316,100,000	4,315,600,000	3,816,900,000	1,534,600,000	1,534,200,000	3,855,800,000	3,717,400,000	3,606,700,000	2,799,500,000	2,829,900,000	3,104,800,000	3,121,900,000	2,752,800,000	2,728,200,000	2,703,100,000	2,703,600,000	2,703,500,000	2,703,600,000	2,703,400,000	2,703,800,000	2,503,600,000	2,204,700,000	1,403,200,000	1,403,600,000	1,295,500,000	1,295,800,000	1,482,700,000	1,474,300,000	1,638,900,000
other liabilities:
deferred tax liabilities	786,000,000	818,000,000	828,000,000	2,188,000,000	843,000,000	804,000,000	811,000,000	2,042,000,000	796,000,000	785,000,000	787,000,000	1,943,000,000	783,000,000	774,000,000	759,000,000	1,927,000,000	747,000,000	1,865,000,000	719,000,000	1,814,000,000	1,803,000,000	667,400,000	1,736,100,000	1,714,000,000	652,600,000	1,657,900,000	1,642,000,000	1,603,100,000	1,575,200,000	1,507,200,000	1,511,600,000	1,478,400,000	2,774,700,000	2,681,300,000	2,625,900,000	2,570,200,000	2,530,600,000	1,049,500,000	1,025,100,000
pension and other benefit obligations	85,000,000	88,000,000	92,000,000	224,000,000	109,000,000	114,000,000	119,000,000	249,000,000	128,000,000	127,000,000	139,000,000	277,000,000	148,000,000	151,000,000	154,000,000	374,000,000	193,000,000	477,000,000	215,000,000	511,000,000	423,000,000	201,800,000	452,600,000	484,000,000	203,500,000	487,400,000	493,600,000	509,100,000	487,000,000	488,700,000	488,900,000	504,000,000	481,300,000	482,700,000	481,700,000	489,900,000	455,300,000	186,300,000	186,400,000	416,400,000	417,400,000	417,700,000	201,300,000	202,100,000	356,600,000	360,300,000	309,900,000	309,600,000	312,700,000	235,900,000	241,800,000	299,200,000	303,800,000	338,800,000	360,600,000	358,300,000	200,100,000	199,600,000	198,600,000	198,800,000	182,200,000	174,800,000	166,700,000
total other liabilities	2,093,000,000	2,085,000,000	2,068,000,000	4,318,000,000	2,143,000,000	2,109,000,000	1,877,000,000	3,931,000,000	1,820,000,000	1,783,000,000	1,782,000,000	3,856,000,000	1,785,000,000	1,746,000,000	1,655,000,000	3,774,000,000	1,694,000,000	3,813,000,000	1,629,000,000	3,756,000,000	3,762,000,000	1,657,600,000	3,692,500,000	3,708,500,000	1,698,500,000	3,834,900,000	3,881,100,000	3,749,900,000	3,702,900,000	3,679,400,000	3,680,000,000	3,646,000,000	4,035,500,000	3,930,500,000	3,886,900,000	3,834,200,000	3,783,500,000	1,665,400,000	1,645,400,000	3,765,900,000	3,781,700,000	3,651,000,000
commitments and contingencies
equity:
wisconsin power and light company common equity:
common stock - 5 par value - 18,000,000 shares authorized; 13,236,601 shares outstanding	66,000,000	66,000,000	66,000,000		66,000,000	66,000,000	66,000,000		66,000,000	66,000,000	66,000,000		66,000,000	66,000,000	66,000,000		66,000,000		66,000,000			66,200,000			66,200,000													66,200,000	66,200,000
additional paid-in capital	2,613,000,000	2,533,000,000	2,533,000,000	3,060,000,000	2,533,000,000	2,533,000,000	2,533,000,000	3,030,000,000	2,478,000,000	2,413,000,000	2,413,000,000	2,777,000,000	2,123,000,000	1,968,000,000	1,884,000,000	2,749,000,000	1,704,000,000	2,722,000,000	1,584,000,000	2,704,000,000	2,693,000,000	1,459,000,000	2,674,100,000	2,445,900,000	1,409,000,000	2,108,400,000	2,100,000,000	2,045,500,000	2,038,200,000	1,947,200,000	1,851,400,000	1,845,500,000	1,838,200,000	1,830,400,000	1,699,200,000	1,693,100,000	1,686,000,000	959,100,000	959,100,000	1,656,000,000	1,649,000,000	1,631,600,000	1,508,900,000	1,507,300,000	1,506,900,000	1,504,400,000	1,511,100,000	1,510,000,000	1,510,800,000	1,509,100,000	1,509,700,000	1,507,500,000	1,506,800,000	1,504,800,000	1,503,300,000	1,501,300,000	1,494,200,000	1,493,300,000	1,549,900,000	1,630,300,000	1,740,600,000	1,804,500,000	1,799,600,000
retained earnings	1,660,000,000	1,581,000,000	1,537,000,000	3,954,000,000	1,476,000,000	1,411,000,000	1,396,000,000	3,756,000,000	1,321,000,000	1,260,000,000	1,234,000,000	3,509,000,000	1,167,000,000	1,120,000,000	1,101,000,000	3,250,000,000	1,042,000,000	3,106,000,000	995,000,000	2,994,000,000	3,026,000,000	926,600,000	2,833,700,000	2,765,400,000	849,600,000	2,597,800,000	2,587,300,000	2,545,900,000	2,539,500,000	2,412,500,000	2,389,400,000	2,346,000,000	2,324,800,000	2,228,600,000	2,205,900,000	2,177,000,000	2,181,000,000	753,300,000	743,800,000	2,097,000,000	1,979,300,000	1,973,900,000	1,934,500,000	1,837,600,000	1,767,300,000	1,648,400,000	1,511,300,000	1,495,200,000	1,510,200,000	1,500,200,000	1,425,100,000	1,421,100,000	1,394,700,000	1,391,100,000	1,285,700,000	1,281,500,000	1,254,300,000	1,232,000,000	962,800,000	950,200,000	763,700,000	718,800,000	707,000,000
total wisconsin power and light company common equity	4,339,000,000	4,180,000,000	4,136,000,000		4,075,000,000	4,010,000,000	3,995,000,000		3,865,000,000	3,739,000,000	3,713,000,000		3,356,000,000	3,154,000,000	3,051,000,000		2,812,000,000		2,645,000,000			2,451,800,000			2,324,800,000													1,778,600,000	1,769,100,000
total liabilities and equity	10,331,000,000	10,236,000,000	10,101,000,000	22,714,000,000	9,938,000,000	9,925,000,000	9,581,000,000	21,237,000,000	9,301,000,000	9,099,000,000	9,074,000,000	20,163,000,000	8,898,000,000	8,118,000,000	7,743,000,000	18,553,000,000	7,341,000,000	17,939,000,000	6,910,000,000	17,710,000,000	17,540,000,000	6,648,400,000	16,879,000,000	16,700,700,000	6,313,700,000	16,121,600,000	15,713,400,000	15,426,000,000	15,269,800,000	14,615,000,000	14,241,800,000	14,187,800,000	14,114,900,000	13,743,400,000	13,464,900,000	13,373,800,000	13,029,200,000	5,346,400,000	5,305,900,000	12,558,600,000	12,312,300,000	12,079,600,000
investments:
atc holdings				415,000,000				386,000,000				358,000,000				338,000,000		336,000,000		331,000,000	328,000,000		319,100,000	320,100,000		302,300,000	295,000,000	293,600,000	285,900,000	283,000,000	275,500,000
total investments				639,000,000				602,000,000				559,000,000				517,000,000		506,000,000		485,000,000	478,000,000		469,500,000	467,800,000		443,300,000	433,600,000	431,300,000	424,000,000	420,500,000	414,700,000	396,100,000	458,600,000	354,500,000	346,800,000	337,600,000	329,600,000	318,600,000	317,200,000	353,100,000	349,900,000	343,900,000	343,300,000	338,600,000	324,700,000	321,600,000	308,400,000	303,700,000	300,800,000	299,200,000	296,100,000	292,200,000	289,200,000	287,200,000
current maturities of long-term debt				1,171,000,000				809,000,000				408,000,000	250,000,000	250,000,000	250,000,000	633,000,000		308,000,000		8,000,000	7,000,000		357,200,000	657,200,000	150,000,000	706,800,000	256,500,000	256,500,000	506,100,000	356,100,000	855,700,000	855,700,000	105,200,000	5,200,000	4,600,000	4,600,000	314,000,000			3,000,000	33,500,000	183,000,000	492,800,000	509,000,000	48,400,000	1,500,000	1,400,000	1,400,000	1,400,000	1,400,000	1,400,000	1,300,000	1,300,000	1,400,000	201,400,000	201,500,000
alliant energy corporation common equity:
common stock - 0.01 par value - 480,000,000 shares authorized; 256,690,222 and 256,096,848 shares outstanding				3,000,000
accumulated other comprehensive income				1,000,000				1,000,000												-1,000,000	-1,000,000		2,000,000	1,300,000		1,000,000	2,400,000	1,700,000		100,000																											2,800,000	800,000
shares in deferred compensation trust - 372,116 and 379,006 shares at a weighted-average cost of 36.56 and 34.48 per share				-14,000,000
total alliant energy corporation common equity				7,004,000,000				6,777,000,000				6,276,000,000				5,990,000,000		5,819,000,000		5,688,000,000	5,709,000,000		5,502,400,000	5,205,100,000		4,699,600,000	4,682,400,000	4,585,700,000	4,570,400,000	4,350,700,000	4,231,500,000	4,182,200,000	4,154,200,000	4,050,400,000	3,896,900,000	3,862,000,000	3,859,100,000			3,745,200,000	3,620,800,000	3,597,100,000	3,435,600,000	3,337,400,000	3,266,700,000	3,145,900,000	3,014,400,000	2,997,500,000	3,013,000,000	3,001,600,000	2,927,200,000	2,920,500,000	2,893,600,000	2,887,800,000	2,779,100,000	2,774,200,000
common stock - 0.01 par value - 480,000,000 shares authorized; 256,096,848 and 251,134,966 shares outstanding								3,000,000
shares in deferred compensation trust - 379,006 and 402,134 shares at a weighted-average cost of 34.48 and 32.63 per share								-13,000,000
common stock - 0.01 par value - 480,000,000 shares authorized; 251,134,966 and 250,474,529 shares outstanding												3,000,000
shares in deferred compensation trust - 402,134 and 383,532 shares at a weighted-average cost of 32.63 and 30.59 per share												-13,000,000
accounts payable to associated companies													51,000,000	20,000,000	34,000,000				17,000,000			28,900,000
noncontrolling interest														29,000,000																								14,600,000	14,000,000	900,000	900,000	1,700,000	1,700,000	1,700,000	1,800,000	1,800,000	1,800,000	1,800,000	1,800,000	1,800,000	2,000,000	2,000,000	2,000,000	2,000,000	2,100,000	2,100,000
total equity														3,183,000,000		5,990,000,000		6,019,000,000		5,888,000,000	5,909,000,000		5,702,400,000	5,405,100,000		4,899,600,000	4,882,400,000	4,785,700,000	4,770,400,000	4,550,700,000	4,431,500,000	4,382,200,000	4,354,200,000	4,250,400,000	4,096,900,000	4,062,000,000	4,059,100,000	1,793,200,000	1,783,100,000	3,946,100,000	3,821,700,000	3,798,800,000	3,637,300,000	3,539,100,000	3,468,500,000	3,347,700,000	3,161,300,000	3,144,400,000	3,159,900,000	3,148,500,000	3,074,300,000	3,107,600,000	3,079,400,000	3,073,600,000	2,965,000,000	2,960,100,000
accrued taxes																58,000,000				67,000,000													39,400,000			59,500,000											46,300,000	39,700,000	47,900,000	37,800,000	45,800,000	37,700,000	45,300,000	36,100,000	75,400,000	68,900,000	51,600,000	87,400,000	69,000,000	68,900,000	93,700,000	106,300,000	158,500,000
common stock - 0.01 par value - 480,000,000 shares authorized; 250,474,529 and 249,868,415 shares outstanding																3,000,000
accumulated other comprehensive loss																		-1,000,000											-200,000		-500,000	-500,000	-400,000	-400,000	-400,000	-400,000	-400,000			-600,000	-600,000	-600,000	-200,000	-200,000	-800,000	-800,000	-800,000	-800,000	-800,000	-600,000	-600,000	-1,400,000	-1,400,000	-1,700,000	-2,300,000	-1,400,000			-9,000,000	-9,100,000	-19,500,000	-21,900,000	-19,400,000
shares in deferred compensation trust - 383,532 and 380,542 shares at a weighted-average cost of 30.59 and 28.73 per share																-12,000,000
cumulative preferred stock of interstate power and light company																		200,000,000		200,000,000	200,000,000		200,000,000	200,000,000		200,000,000	200,000,000	200,000,000	200,000,000	200,000,000	200,000,000	200,000,000	200,000,000	200,000,000	200,000,000	200,000,000	200,000,000			200,000,000	200,000,000	200,000,000	200,000,000	200,000,000	200,000,000	200,000,000	145,100,000	145,100,000	145,100,000	145,100,000	145,100,000	185,100,000	183,800,000	183,800,000	183,800,000	183,800,000
finance lease obligations - sheboygan falls energy facility																	34,000,000		39,000,000			46,700,000			53,600,000
common stock - 0.01 par value - 480,000,000 shares authorized; 250,257,856 and 249,868,415 shares																		3,000,000
shares in deferred compensation trust - 372,337 and 380,542 shares at a weighted-average cost of 29.65 and 28.73 per share																		-11,000,000
common stock - 0.01 par value - 480,000,000 shares authorized; 249,868,415 and 245,022,800 shares outstanding																				2,000,000
shares in deferred compensation trust - 380,542 and 381,232 shares at a weighted-average cost of 28.73 and 26.24 per share																				-11,000,000
common stock - 0.01 par value - 480,000,000 shares authorized; 249,760,663 and 245,022,800 shares																					2,000,000
shares in deferred compensation trust - 374,246 and 381,232 shares at a weighted-average cost of 28.28 and 26.24 per share																					-11,000,000
other short-term borrowings																							190,000,000								95,000,000	95,000,000	95,000,000																								100,000	3,100,000
common stock - 0.01 par value - 480,000,000 shares authorized; 249,503,754 and 245,022,800 shares outstanding																							2,500,000
shares in deferred compensation trust - 360,852 and 381,232 shares at a weighted-average cost of 27.44 and 26.24 per share																							-9,900,000
common stock - 0.01 par value - 480,000,000 shares authorized; 245,022,800 and 236,063,279 shares outstanding																								2,500,000
shares in deferred compensation trust - 381,232 and 384,580 shares at a weighted-average cost of 26.24 and 25.60 per share																								-10,000,000
common stock - 0.01 par value - 480,000,000 shares authorized; 237,521,074 and 236,063,279 shares outstanding																										2,400,000
shares in deferred compensation trust - 380,863 and 384,580 shares at a weighted-average cost of 26.22 and 25.60 per share																										-10,000,000
common stock - 0.01 par value - 480,000,000 shares authorized; 237,394,409 and 236,063,279 shares outstanding																											2,400,000
shares in deferred compensation trust - 375,542 and 384,580 shares at a weighted-average cost of 25.93 and 25.60 per share																											-9,700,000
common stock - 0.01 par value - 480,000,000 shares authorized; 236,063,279 and 231,348,646 shares outstanding																												2,400,000
shares in deferred compensation trust - 384,580 and 463,365 shares at a weighted-average cost of 25.60 and 23.91 per share																												-9,800,000
common stock - 0.01 par value - 480,000,000 shares authorized; 235,936,447 and 231,348,646 shares outstanding																													2,400,000
shares in deferred compensation trust - 377,723 and 463,365 shares at a weighted-average cost of 25.27 and 23.91 per share																													-9,500,000
common stock - 0.01 par value - 480,000,000 shares authorized; 233,772,908 and 231,348,646 shares outstanding																														2,300,000
shares in deferred compensation trust - 465,450 and 463,365 shares at a weighted-average cost of 24.47 and 23.91 per share																														-11,400,000
common stock - 0.01 par value - 480,000,000 shares authorized; 231,481,828 and 231,348,646 shares outstanding																															2,300,000
shares in deferred compensation trust - 458,639 and 463,365 shares at a weighted-average cost of 24.17 and 23.91 per share																															-11,100,000
atc investment																																274,200,000	339,200,000	335,200,000
common stock - 0.01 par value - 480,000,000 shares authorized; 231,348,646 and 227,673,654 shares outstanding																																2,300,000
shares in deferred compensation trust - 463,365 and 441,695 shares at a weighted-average cost of 23.91 and 22.71 per share																																-11,100,000
common stock - 0.01 par value - 480,000,000 shares authorized; 231,204,360 and 227,673,654 shares outstanding																																	2,300,000
shares in deferred compensation trust - 454,532 and 441,695 shares at a weighted-average cost of 23.52 and 22.71 per share																																	-10,700,000
common stock - 0.01 par value - 480,000,000 shares authorized; 231,062,417 and 227,673,654 shares outstanding																																		2,300,000
shares in deferred compensation trust - 450,173 and 441,695 shares at a weighted-average cost of 23.25 and 22.71 per share																																		-10,500,000
investment in american transmission company llc																																			327,700,000	317,600,000	309,900,000	303,500,000	302,500,000	296,700,000	293,500,000	288,500,000	285,600,000	281,600,000	268,300,000	259,800,000	247,000,000	242,300,000	238,800,000	237,100,000	233,900,000	231,000,000	227,900,000	225,500,000	223,900,000	222,400,000	181,600,000	174,300,000	169,400,000	168,200,000	165,100,000	161,100,000	157,200,000
common stock - 0.01 par value - 480,000,000 shares authorized; 227,823,278 and 227,673,654 shares outstanding																																			2,300,000
shares in deferred compensation trust - 440,704 and 441,695 shares at a weighted-average cost of 22.89 and 22.71 per share																																			-10,100,000
common stock - 0.01 par value - 480,000,000 shares authorized; 227,673,654 and 226,918,432 shares outstanding																																				2,300,000
shares in deferred compensation trust - 441,695 and 430,186 shares at a weighted-average cost of 22.71 and 19.84 per share																																				-10,000,000
common stock - 0.01 par value - 480,000,000 shares authorized; 227,500,428 and 226,918,432 shares outstanding																																					2,300,000
shares in deferred compensation trust - 432,619 and 430,186 shares at a weighted-average cost of 22.54 and 19.84 per share																																					-9,800,000
capital lease obligations - sheboygan falls energy facility																																						80,500,000	82,100,000
deferred income tax liabilities																																								2,462,100,000	2,449,100,000	2,366,900,000	2,290,300,000	2,189,900,000	2,063,900,000	1,901,400,000	1,736,100,000
common stock - 0.01 par value - 240,000,000 shares authorized; 113,360,425 and 110,935,680 shares outstanding																																								1,100,000
shares in deferred compensation trust - 210,647 and 238,935 shares at a weighted-average cost of 39.28 and 37.45 per share																																								-8,300,000
common stock - 0.01 par value - 240,000,000 shares authorized; 113,263,624 and 110,935,680 shares outstanding																																									1,100,000
shares in deferred compensation trust - 206,419 and 238,935 shares at a weighted-average cost of 38.82 and 37.45 per share																																									-8,000,000
common stock - 0.01 par value - 240,000,000 shares authorized; 112,977,238 and 110,935,680 shares outstanding																																										1,100,000
shares in deferred compensation trust - 232,550 and 238,935 shares at a weighted-average cost of 38.27 and 37.45 per share																																										-8,900,000
property, plant and equipment:
utility:
electric plant																																											10,016,300,000	9,803,900,000
gas plant																																											936,600,000	926,800,000
other plant																																											550,400,000	551,000,000
accumulated depreciation																																											-3,896,200,000	-3,838,800,000	-3,689,300,000	-3,573,400,000	-3,298,900,000	-3,252,300,000	-3,206,000,000	-3,176,500,000	-3,117,200,000	-3,066,200,000	-2,982,200,000	-3,027,200,000	-2,978,000,000	-2,949,100,000	-2,689,800,000	-2,727,700,000	-2,872,000,000	-2,834,000,000	-2,865,800,000	-2,820,800,000	-2,789,400,000
net plant																																											7,607,100,000	7,442,900,000	6,962,100,000	6,927,300,000	6,353,500,000	6,330,200,000	6,322,400,000	6,278,800,000	6,253,500,000	6,226,800,000	6,023,900,000	5,743,000,000	5,485,600,000	5,433,000,000	4,190,000,000	4,162,400,000	4,497,600,000	4,455,600,000	4,370,100,000	4,365,600,000	4,326,200,000
construction work in progress																																											639,100,000																197,400,000	161,200,000	138,100,000	120,700,000	136,600,000
other, less accumulated depreciation																																											22,000,000	21,900,000	21,000,000	21,100,000	21,500,000	34,700,000		34,900,000	35,100,000	147,000,000		78,800,000	67,200,000	67,400,000		21,300,000	4,200,000	4,200,000	6,500,000	3,800,000	3,700,000
total utility																																											8,268,200,000	8,078,000,000	7,685,300,000	7,461,700,000	6,753,300,000	6,659,700,000	6,614,500,000	6,532,500,000	6,474,500,000	6,552,300,000	6,459,900,000	6,289,100,000	6,153,800,000	6,046,200,000	4,652,700,000	4,439,300,000	4,699,200,000	4,621,000,000	4,514,700,000	4,490,100,000	4,466,500,000
non-regulated and other:
non-regulated generation, less accumulated depreciation																																											242,800,000	244,900,000	251,400,000	255,800,000	302,400,000	276,000,000		252,700,000	236,500,000	118,000,000		120,000,000	121,000,000	131,600,000
alliant energy corporate services, inc. and other, less accumulated depreciation																																											252,600,000	243,300,000	204,700,000	196,100,000	192,300,000	145,600,000		152,700,000	155,400,000	153,100,000		147,800,000	149,300,000	150,600,000
total non-regulated and other																																											495,400,000	488,200,000	456,100,000	451,900,000	494,700,000	421,600,000	422,600,000	405,400,000	391,900,000	271,100,000	270,700,000	267,800,000	270,300,000	282,200,000	339,700,000	343,400,000	351,700,000	358,100,000	387,900,000	381,800,000	388,300,000
total property, plant and equipment																																											8,763,600,000	8,566,200,000	8,141,400,000	7,913,600,000	7,248,000,000	7,081,300,000	7,037,100,000	6,937,900,000	6,866,400,000	6,823,400,000	6,730,600,000	6,556,900,000
customer																																											84,300,000	85,900,000	78,100,000	98,900,000
unbilled utility revenues																																											64,600,000	77,500,000	64,700,000	73,800,000	76,800,000	62,200,000	75,100,000	56,700,000	72,100,000	70,900,000	82,300,000	59,400,000	72,900,000	129,600,000	102,300,000	128,100,000	94,300,000	112,900,000	101,700,000	86,700,000	112,900,000
alliant energy corporationcondensed consolidated balance sheets
capitalization and liabilities																																																					2,010,000,000			2,010,000,000	2,008,000,000	2,008,000,000	2,007,000,000	2,007,000,000	2,006,000,000	2,006,000,000	2,006,000,000
capitalization:
common stock - 0.01 par value - 240,000,000 shares authorized; 110,935,680 and 110,943,669 shares outstanding																																											1,100,000	1,100,000
shares in deferred compensation trust - 234,836 and 227,469 shares at a weighted-average cost of 36.94 and 35.25 per share																																											-8,700,000
total capitalization																																											6,436,800,000	6,369,000,000	6,573,300,000	6,469,600,000	5,974,100,000	5,932,600,000	5,923,000,000	5,912,100,000	5,837,800,000	5,871,200,000	5,842,800,000	5,837,400,000
other long-term liabilities and deferred credits:
total long-term liabilities and deferred credits																																											3,415,300,000	3,284,400,000	3,355,100,000	3,226,200,000	3,002,800,000	2,922,300,000	2,909,900,000	2,794,800,000	2,703,300,000	2,750,400,000	2,573,400,000	2,696,500,000
total capitalization and liabilities																																											11,594,000,000	11,386,600,000	10,981,200,000	10,733,900,000	9,934,200,000	9,628,200,000	9,687,900,000	9,481,300,000	9,301,200,000	9,400,500,000	9,282,900,000	9,225,800,000	9,043,600,000	9,075,400,000	7,403,900,000	7,189,100,000	6,751,500,000	6,718,900,000	6,953,100,000	6,855,800,000	6,942,000,000
construction work in progress:
ottumwa generating station unit 1 emission controls																																												160,300,000	124,800,000	93,700,000
shares in deferred compensation trust - 229,489 and 227,469 shares at a weighted-average cost of 36.44 and 35.25 per share																																												-8,400,000
electric plant in service																																													9,228,400,000	9,106,200,000	8,278,100,000	8,212,900,000	8,165,400,000	8,103,900,000	8,025,800,000	7,954,400,000	7,676,800,000	7,421,200,000	7,135,000,000	7,050,800,000	5,670,400,000	5,680,500,000	6,204,300,000	6,132,800,000	6,036,400,000	5,995,200,000	5,925,600,000
gas plant in service																																													901,400,000	884,800,000	860,100,000	855,200,000	852,900,000	843,000,000	835,600,000	832,800,000	830,100,000	822,700,000	810,000,000	802,700,000	741,000,000	733,500,000	705,900,000	701,400,000	694,300,000	689,600,000	683,700,000
other plant in service																																													521,600,000	509,700,000	514,200,000	514,400,000	510,100,000	508,400,000	509,300,000	505,800,000	499,200,000	526,300,000	518,600,000	528,600,000	468,400,000	476,100,000	459,400,000	455,400,000	505,200,000	501,600,000	506,300,000
columbia energy center units 1 and 2 emission controls																																													247,900,000	171,200,000	54,400,000
george neal generating station units 3 and 4 emission controls																																													106,600,000	82,400,000
deferred income tax assets																																													131,200,000	92,500,000	82,900,000
common stock - 0.01 par value - 240,000,000 shares authorized;110,943,669 and 110,987,400 shares outstanding																																													1,100,000
shares in deferred compensation trust - 222,415 and 216,030 shares at a weighted-average cost of 34.87 and 33.61 per share																																													-7,800,000
cumulative preferred stock of wisconsin power and light company																																															60,000,000	60,000,000	60,000,000	60,000,000	60,000,000	60,000,000	60,000,000	60,000,000	60,000,000	60,000,000
common stock - 0.01 par value - 240,000,000 shares authorized; 110,922,015 and 110,987,400 shares outstanding																																														1,100,000
shares in deferred compensation trust - 212,456 and 216,030 shares at a weighted-average cost of 34.07 and 33.61 per share																																														-7,200,000
edgewater generating station unit 5 emission controls																																															104,000,000	89,000,000	77,700,000	61,500,000
accounts receivable:
customer, less allowance for doubtful accounts																																															81,700,000	92,200,000	188,800,000	198,500,000	127,800,000	140,200,000	120,500,000	139,300,000	114,900,000	253,400,000	141,200,000	275,600,000	127,500,000	189,000,000	153,400,000	110,000,000	177,900,000
other, less allowance for doubtful accounts																																															147,300,000	92,700,000	116,000,000	146,900,000	121,600,000	193,400,000	213,100,000	175,900,000	125,400,000	94,800,000	75,800,000	68,500,000	32,900,000	36,000,000	79,900,000	72,900,000	91,600,000
income tax refunds receivable																																															29,700,000	34,900,000		47,400,000			39,300,000	136,200,000	152,500,000	163,400,000	74,500,000
derivative assets																																															40,700,000			22,700,000	28,700,000		19,100,000	30,600,000	34,900,000	28,200,000	108,100,000	41,100,000
assets held for sale																																															53,600,000	66,800,000					5,700,000	6,500,000	11,500,000					69,400,000	167,200,000	178,000,000	207,700,000
prepayments and other																																															34,900,000	60,400,000	153,500,000	132,100,000	185,700,000	192,100,000
common stock - 0.01 par value - 240,000,000 shares authorized; 110,976,142 and 111,018,821 shares outstanding																																															1,100,000
shares in deferred compensation trust - 255,319 and 262,735 shares at a weighted-average cost of 32.37 and 31.68 per share																																															-8,300,000
derivative liabilities																																															48,400,000	61,900,000	55,900,000	41,300,000	30,300,000	33,100,000	55,300,000	93,000,000	83,900,000	116,900,000			35,500,000	30,100,000
liabilities held for sale																																															70,900,000	59,100,000					600,000	3,600,000	3,100,000					5,300,000	56,300,000	59,500,000	63,300,000
common stock—0.01 par value—240,000,000 shares authorized; 110,962,089 and 111,018,821 shares outstanding																																																1,100,000
shares in deferred compensation trust—249,298 and 262,735 shares at a weighted-average cost of 32.10 and 31.68 per share																																																-8,000,000
deferred income taxes																																																1,637,700,000	1,592,200,000	1,561,200,000	1,477,900,000	1,472,700,000	1,434,300,000	1,384,800,000	1,243,300,000	1,202,300,000	856,100,000	838,400,000	757,100,000	749,800,000	117,300,000	116,700,000	160,400,000
bent tree - phase i wind project																																																					154,500,000	354,800,000	292,500,000	262,100,000
other, less accum. depr. of 5.3 and 6.4																																																	34,900,000
non-regulated generation, less accum. depr. of 26.4 and 22.4																																																	270,600,000
alliant energy corporate services, inc. and other, less accum. depr. of 185.8 and 173.6																																																	152,000,000
common stock - 0.01 par value - 240,000,000 shares authorized; 111,018,821 and 110,893,901 shares outstanding																																																	1,100,000
shares in deferred compensation trust - 262,735 and 246,301 shares at a weighted-average cost of 31.68 and 30.75 per share																																																	-8,300,000
bent tree—phase i wind project
common stock—0.01 par value—240,000,000 shares authorized;
110,981,511 and 110,893,901 shares outstanding																																																		1,100,000
shares in deferred compensation trust—259,247 and 246,301 shares at a weighted-average cost of 31.47 and 30.75 per share																																																		-8,200,000
common stock - 0.01 par value - 240,000,000 shares authorized; 110,979,511 and 110,893,901 shares outstanding																																																			1,100,000
shares in deferred compensation trust - 258,405 and 246,301 shares at a weighted-average cost of 31.21 and 30.75 per share																																																			-8,100,000
common stock - 0.01 par value - 240,000,000 shares authorized; 110,942,128 and 110,893,901 shares outstanding																																																				1,100,000
shares in deferred compensation trust - 251,729 and 246,301 shares at a weighted-average cost of 31.00 and 30.75 per share																																																				-7,800,000
lansing generating station unit 4 emission controls																																																							184,700,000	160,100,000
other, less accum. depr. of 6.4 and 5.8																																																					126,000,000
non-regulated generation, less accum. depr. of 22.4 and 18.4																																																					119,000,000
alliant energy corporate services, inc. and other, less accum. depr. of 173.6 and 160.4																																																					151,700,000
common stock - 0.01 par value - 240,000,000 shares authorized; 110,893,901 and 110,656,498 shares outstanding																																																					1,100,000
shares in deferred compensation trust - 246,301 and 262,161 shares at a weighted-average cost of 30.75 and 30.25 per share																																																					-7,600,000
common stock - 0.01 par value - 240,000,000 shares authorized; 110,855,025 and 110,656,498 shares outstanding																																																						1,100,000
shares in deferred compensation trust - 244,210 and 262,161 shares at a weighted-average cost of 30.68 and 30.25 per share																																																						-7,500,000
common stock - 0.01 par value - 240,000,000 shares authorized; 110,795,815 and 110,656,498 shares outstanding																																																							1,100,000
shares in deferred compensation trust - 284,801 and 262,161 shares at a weighted-average cost of 30.43 and 30.25 per share																																																							-8,700,000
common stock - 0.01 par value - 240,000,000 shares authorized; 110,767,976 and 110,656,498 shares outstanding																																																								1,100,000
shares in deferred compensation trust - 274,531 and 262,161 shares at a weighted-average cost of 30.35 and 30.25 per share																																																								-8,300,000
whispering willow - east wind farm																																																									151,200,000
cedar ridge wind farm																																																									109,500,000	99,100,000
other, less accum. depr.																																																									22,500,000
non-regulated generation, less accum. depr.																																																									234,900,000	237,600,000	246,600,000	249,700,000	274,200,000	276,400,000	278,700,000
other non-regulated investments, less accum. depr.																																																									63,900,000	66,300,000	69,700,000	69,700,000	69,800,000	58,100,000	58,900,000
alliant energy corporate services, inc. and other, less accum. depr.																																																									40,900,000	39,500,000	35,400,000	38,700,000	43,900,000	47,300,000	50,700,000
common stock - 0.01 par value - authorized 240,000,000 shares;
outstanding 110,455,511 and 110,359,314 shares																																																									1,100,000
shares in deferred compensation trust - 245,095 and 294,196 shares
at a weighted-average cost of 30.93 and 29.65 per share																																																									-7,600,000
total common equity																																																									2,744,800,000	2,719,700,000	2,496,200,000	2,563,900,000	2,478,300,000	2,495,100,000	2,480,800,000
cumulative preferred stock of subsidiaries																																																									243,800,000	243,800,000	243,800,000	243,800,000	243,800,000	243,800,000	243,800,000
current maturities																																																									138,500,000	140,100,000	1,200,000	161,200,000	256,200,000	254,300,000	94,000,000
minority interest																																																									2,100,000	3,900,000	4,900,000	4,900,000	4,800,000	4,800,000	4,800,000
outstanding 110,436,824 and 110,359,314 shares																																																										1,100,000
shares in deferred compensation trust - 242,189 and 294,196 shares
at a weighted-average cost of 30.85 and 29.65 per share																																																										-7,500,000
outstanding 111,921,064 and 116,126,599 shares																																																											1,100,000
shares in deferred compensation trust - 291,509 and 276,995 shares
at a weighted-average cost of 29.53 and 28.15 per share																																																											-8,600,000
outstanding 113,732,797 and 116,126,599 shares																																																												1,100,000
shares in deferred compensation trust - 294,230 and 276,995 shares
at a weighted-average cost of 29.13 and 28.15 per share																																																												-8,600,000
cash and temporary cash investments																																																													119,900,000	141,000,000	50,500,000
restricted cash																																																													13,000,000	16,300,000	50,300,000
production fuel, at average cost																																																													70,600,000	71,600,000	65,700,000
materials and supplies, at average cost																																																													42,400,000	41,000,000	40,100,000
gas stored underground, at average cost																																																													67,700,000	44,600,000	34,300,000
investments in unconsolidated foreign entities																																																													119,200,000	105,800,000	111,100,000
outstanding 116,079,855 and 117,035,793 shares																																																													1,200,000
shares in deferred compensation trust - 273,352 and 258,214 shares
at an average cost of 28.01 and 27.41 per share																																																													-7,700,000
variable rate demand bonds																																																															39,100,000
capital lease obligations																																																													200,000	300,000	300,000
outstanding 117,685,186 and 117,035,793 shares																																																														1,200,000
shares in deferred compensation trust - 269,626 and 258,214 shares
at an average cost of 27.92 and 27.41 per share																																																														-7,500,000
outstanding 117,539,646 and 117,035,793 shares																																																															1,200,000
shares in deferred compensation trust - 272,985 and 258,214 shares
at an average cost of 27.66 and 27.41 per share																																																															-7,600,000

Cashflow Statements:

Quarterly

Annual

Unit: USD	2026-03-31	2025-12-31	2025-06-30	2025-03-31	2024-12-31	2024-06-30	2024-03-31	2023-12-31	2023-06-30	2023-03-31	2022-12-31	2021-12-31	2019-12-31	2017-03-31	2016-06-30	2016-03-31	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31	2009-12-31	2008-06-30	2008-03-31	2007-06-30	2007-03-31	2006-09-30	2006-06-30	2006-03-31

cash flows from operating activities:
net income	224,000,000	142,000,000	387,000,000	213,000,000	150,000,000	245,000,000	158,000,000	121,000,000	323,000,000	163,000,000	107,000,000	95,000,000	114,000,000	103,000,000	185,500,000	99,100,000	38,900,000	61,000,000	125,900,000	55,300,000	79,700,000	52,000,000	153,700,000	52,500,000	48,100,000		60,800,000	68,100,000	49,500,000	63,000,000	78,800,000	45,400,000	-1,600,000
adjustments to reconcile net income to net cash flows from operating activities:
depreciation and amortization	223,000,000	215,000,000	420,000,000	211,000,000	201,000,000	376,000,000	189,000,000	173,000,000	333,000,000	166,000,000	170,000,000	163,000,000	143,600,000	107,000,000	204,600,000	102,500,000	83,600,000	81,500,000	81,300,000	82,200,000	78,800,000	76,400,000	75,500,000	65,500,000	74,900,000		61,700,000	61,600,000	66,000,000	66,000,000	64,400,000	64,500,000	67,000,000
deferred tax benefit and tax credits	-57,000,000		-100,000,000	-51,000,000		-47,000,000						-9,000,000
other	-15,000,000	25,000,000	-1,000,000	1,000,000	-13,000,000	-4,000,000	-18,000,000	20,000,000	14,000,000	-6,000,000	-10,000,000	28,000,000	2,800,000	-7,600,000	-28,800,000	-17,600,000	-1,800,000	-18,700,000	-3,200,000	15,400,000	1,300,000	-15,600,000	5,300,000	4,800,000	800,000		2,100,000	300,000	-1,000,000	11,000,000	6,300,000	-8,500,000	-14,700,000
other changes in assets and liabilities:
accounts receivable	-71,000,000	-261,000,000	-289,000,000	-128,000,000	-159,000,000	-242,000,000	-116,000,000	-135,000,000	-186,000,000	-86,000,000	-247,000,000	-133,000,000	-112,500,000	36,500,000	-59,500,000	-47,800,000	63,900,000	-4,600,000	-77,500,000	28,200,000	-400,000	-6,700,000	-41,600,000	41,500,000	23,100,000		37,900,000	-47,600,000	34,100,000	61,000,000	-45,400,000	80,300,000	18,000,000
gas stored underground	30,000,000			39,000,000		27,000,000	27,000,000		63,000,000	68,000,000				25,400,000	21,700,000	27,400,000	30,300,000				34,400,000	400,000	-17,600,000	-12,100,000	25,500,000		-24,200,000	57,600,000	-39,100,000	41,000,000	-23,100,000	-9,500,000	57,000,000
regulatory assets	-35,000,000			-12,000,000		43,000,000	35,000,000	-16,000,000	-36,000,000	-32,000,000	-6,000,000			-40,600,000	34,700,000		-18,900,000	-222,000,000	-80,800,000	26,800,000	-137,100,000	87,600,000	-51,800,000	20,900,000	-77,500,000		10,000,000	5,800,000	1,900,000	80,000,000	-19,800,000
accounts payable	-59,000,000		-12,000,000	-45,000,000	37,000,000	75,000,000	12,000,000	-31,000,000	-84,000,000	-97,000,000	-12,000,000			-41,300,000		-31,200,000					2,200,000	11,700,000	-300,000	25,100,000	-36,900,000		44,600,000	-9,700,000	23,900,000	-19,400,000	500,000	-15,800,000	-90,600,000
regulatory liabilities	15,000,000	33,000,000	71,000,000	53,000,000	-36,000,000	-12,000,000	-14,000,000	-23,000,000	-116,000,000	-95,000,000	-67,000,000	-91,000,000		14,200,000	-29,200,000	-28,700,000	-26,500,000	9,800,000	-7,400,000	6,700,000	159,200,000	-10,200,000	38,800,000				46,400,000	5,900,000
deferred income taxes	77,000,000	151,000,000	86,000,000		37,000,000	86,000,000			24,000,000		19,000,000	33,000,000	8,400,000	32,800,000	46,200,000		13,200,000	51,100,000	26,600,000	25,800,000	45,000,000	8,000,000			-13,000,000
net cash flows from operating activities	368,000,000	269,000,000	492,000,000	249,000,000	254,000,000	562,000,000	307,000,000	245,000,000	311,000,000	188,000,000	1,000,000	105,000,000	151,200,000	333,700,000	510,000,000	228,300,000	215,000,000	90,000,000	145,900,000	205,500,000	261,300,000	289,300,000	216,400,000	290,000,000	189,200,000		163,600,000	86,900,000	141,400,000	171,000,000	121,900,000	167,100,000	56,000,000
cash flows used for investing activities:
construction and acquisition expenditures:
utility business	-342,000,000	-790,000,000	-976,000,000	-554,000,000	-772,000,000	-870,000,000	-478,000,000	-530,000,000	-758,000,000	-417,000,000	-519,000,000	-298,000,000	-534,500,000	-276,400,000	-491,000,000	-220,400,000	-122,100,000	-127,900,000	-142,100,000	-108,700,000	-229,400,000	-245,700,000	-202,800,000	-162,200,000	-222,600,000		-303,000,000	-126,500,000	-132,900,000	-97,400,000	-85,000,000	-79,700,000	-74,800,000
cash receipts on sold receivables	25,000,000	296,000,000	198,000,000	192,000,000	194,000,000	306,000,000	155,000,000	147,000,000	272,000,000	173,000,000	240,000,000	79,000,000	157,300,000
net cash flows used for investing activities	-393,000,000	-291,000,000	-894,000,000	-404,000,000	-607,000,000	-533,000,000	-353,000,000	-449,000,000	-482,000,000	-263,000,000	-334,000,000	-276,000,000	-426,200,000	-303,600,000	-500,800,000	-220,000,000	-135,100,000	-145,700,000	-165,300,000	-107,800,000	-233,300,000	-260,000,000	-210,900,000	-163,400,000	-232,200,000		-307,100,000	-116,300,000			0	-200,000	-2,600,000
cash flows from (used for) financing activities:
common stock dividends	-137,000,000	-130,000,000	-261,000,000	-130,000,000	-123,000,000	-246,000,000	-123,000,000	-115,000,000	-226,000,000	-113,000,000	-106,000,000	-99,000,000	-85,200,000	-71,500,000	-133,200,000	-66,500,000	-49,900,000	-47,000,000	-46,900,000	-47,100,000	-47,100,000	-43,700,000	-43,700,000	-43,600,000	-43,600,000		-38,500,000	-38,600,000	-36,000,000	-36,800,000	-33,900,000	-33,600,000	-33,700,000
proceeds from issuance of other short-term borrowings	400,000,000
payments to retire long-term debt	-1,075,000,000	0			-504,000,000	-305,000,000	-300,000,000	-104,000,000	-404,000,000		-254,000,000	-4,000,000	-3,000,000		-1,800,000			-700,000	0			-700,000	-206,300,000	-800,000	-100,000,000
net change in commercial paper	395,000,000	-104,000,000	-266,000,000	220,000,000							259,000,000	199,000,000		58,700,000	127,800,000	53,600,000	-20,800,000
net cash flows from (used for) financing activities	-416,000,000																				-61,200,000	-7,000,000	-39,600,000	-95,700,000	7,900,000								3,000,000
net decrease in cash, cash equivalents and restricted cash	-441,000,000			-56,000,000					-10,000,000
cash, cash equivalents and restricted cash at beginning of period	556,000,000	0	81,000,000	81,000,000	0	63,000,000	63,000,000	0	24,000,000	24,000,000	0	0	0
cash, cash equivalents and restricted cash at end of period	115,000,000	53,000,000	329,000,000	25,000,000	-749,000,000	93,000,000	35,000,000	-146,000,000	14,000,000	161,000,000	-323,000,000	16,000,000	-182,000,000
supplemental cash flows information:
cash received during the period for:
interest	-126,000,000	-127,000,000	-239,000,000	-139,000,000	-108,000,000	-207,000,000	-97,000,000	-98,000,000	-179,000,000	-93,000,000	-91,000,000	-75,000,000	-73,200,000
income taxes	90,000,000		91,000,000		39,000,000	89,000,000	-2,000,000	94,000,000	3,000,000		1,000,000	-2,000,000	19,700,000	-2,300,000	-4,300,000
significant non-cash investing and financing activities:
accrued capital expenditures	207,000,000	-68,000,000	204,000,000	144,000,000	30,000,000	272,000,000	204,000,000	77,000,000	300,000,000	254,000,000	-21,000,000	50,000,000	-58,400,000	139,300,000	122,100,000	105,000,000	42,000,000	22,000,000	-15,600,000	14,700,000	28,600,000	37,000,000	-9,000,000	-700,000	47,700,000
beneficial interest obtained in exchange for securitized accounts receivable	208,000,000	-105,000,000	235,000,000	86,000,000	-49,000,000	171,000,000	184,000,000	-20,000,000	175,000,000	153,000,000	-63,000,000	50,000,000	-49,300,000
deferred tax expense and tax credits													2,400,000	22,700,000
asset valuation charge for ipl’s lansing generating station					0	60,000,000
derivative assets				6,000,000	6,000,000	-17,000,000	30,000,000	47,000,000	86,000,000	115,000,000	123,000,000	60,000,000		28,100,000													-80,700,000	-10,000,000
proceeds from sales of partial ownership interests in west riverside					0	123,000,000
cash flows from financing activities:
proceeds from issuance of common stock					5,000,000	12,000,000		45,000,000	76,000,000			6,000,000	204,900,000		13,800,000	6,200,000											600,000	700,000	7,600,000	25,000,000	35,400,000	4,800,000	8,000,000
proceeds from issuance of long-term debt		296,000,000	1,162,000,000		0	969,000,000	597,000,000	297,000,000	862,000,000	862,000,000	100,000,000	300,000,000	0					0	0			0	200,000,000								0	100,000	39,000,000
net cash flows from financing activities		75,000,000	650,000,000	99,000,000	-396,000,000	1,000,000	18,000,000	58,000,000	161,000,000	212,000,000			93,000,000																7,800,000	3,000,000
net increase in cash, cash equivalents and restricted cash		53,000,000	248,000,000		-749,000,000	30,000,000	-28,000,000	-146,000,000		137,000,000	-323,000,000	16,000,000	-182,000,000
income taxes, net:
federal
state - iowa
total income taxes
purchases of short-term investments
cash paid during the period for:
pension and other benefit obligations											-72,000,000	-78,000,000						76,800,000	-5,900,000	-57,400,000	-4,600,000	-35,000,000	-21,800,000	2,300,000	34,400,000
net change in commercial paper and other short-term borrowings						-423,000,000	-141,000,000		-146,000,000	-532,000,000			-12,200,000
proceeds from sale of partial ownership interest in west riverside										25,000,000
equity component of allowance for funds used during construction								-21,000,000	-32,000,000				-19,200,000									-2,400,000	-3,100,000	-3,500,000	-2,200,000
materials and supplies								-6,000,000
derivative liabilities								32,000,000	18,000,000		-19,000,000						5,200,000				-25,900,000			-41,900,000	26,700,000		18,800,000	-23,300,000	5,600,000	-61,900,000
payments to redeem cumulative preferred stock of ipl
cash (paid) refunded during the period for:
proceeds from sales of partial ownership interest in west riverside									120,000,000
contributions from noncontrolling interest											0
distributions to noncontrolling interest											0
daec ppa amendment buyout payment
equity income from unconsolidated investments																	-9,400,000	-9,700,000	-10,100,000	-9,600,000	-9,900,000	-9,400,000	-9,300,000	-9,600,000	-9,800,000		-7,200,000	-7,500,000	-7,000,000	-7,500,000	-12,300,000	-9,500,000	-13,600,000
interest, net of capitalized interest														-51,800,000	-95,800,000	-44,500,000	38,800,000	38,600,000	38,800,000	40,000,000	40,200,000	40,100,000	42,900,000	35,100,000	47,400,000
other amortizations																	14,000,000	14,200,000	13,800,000	14,500,000	13,800,000	14,700,000	14,000,000	10,300,000	12,800,000		11,400,000	11,800,000	12,400,000	11,000,000	10,900,000	10,300,000	12,000,000
distributions from equity method investments																	8,600,000	7,900,000	8,500,000	7,600,000	8,300,000	7,700,000	8,300,000	7,700,000	8,500,000		6,400,000	6,400,000	5,900,000	4,000,000	6,700,000	10,800,000	5,000,000
asset valuation charges for franklin county wind farm
equity income from unconsolidated investments,net
cash flows from (used for) operating activities:
adjustments to reconcile net income to net cash flows from (used for) operating activities:
net cash flows from (used for) operating activities																																	-6,300,000
cash flows used for financing activities:
net cash flows used for financing activities														-29,900,000	-8,500,000	-9,300,000	-60,400,000		-12,000,000									-83,800,000	-52,800,000	-281,600,000	-66,000,000	-78,400,000	-653,500,000
sales of accounts receivable														35,000,000	133,000,000	57,000,000	5,000,000	25,000,000	-5,000,000	45,000,000	10,000,000	-35,000,000	-20,000,000
proceeds from minnesota electric and natural gas distribution asset sales
net increase in cash and cash equivalents														200,000	700,000	-1,000,000	19,500,000
cash and cash equivalents at beginning of period														8,200,000	5,800,000	5,800,000	11,400,000	0	0	0	159,300,000	0	0	0	175,300,000				200,000	265,000,000
cash and cash equivalents at end of period														8,400,000	6,500,000	4,800,000	30,900,000	-34,300,000	-31,400,000	-49,000,000	126,100,000	22,300,000	-34,100,000	30,900,000	140,200,000		-58,500,000	632,400,000	15,300,000	110,000,000
alliant energy corporate services, inc. and non-regulated businesses														-15,100,000	-28,900,000	-18,800,000	-13,500,000	-19,200,000	-25,500,000	-12,900,000	-7,700,000	-11,200,000	-11,200,000	-4,500,000	-6,700,000		-8,000,000	-6,300,000
deferred tax expense and investment tax credits															46,100,000	22,800,000		-20,500,000			-4,100,000	39,000,000	129,500,000	19,700,000	28,400,000				100,000	13,000,000			-100,000
deferred taxes and investment tax credits
production fuel																	-9,100,000				32,600,000	5,400,000	-1,800,000	-11,800,000	25,600,000
proceeds from franklin county wind project cash grant
preferred dividends paid by subsidiaries																	-4,000,000	-3,900,000	-4,000,000	-4,200,000	-4,700,000	-4,700,000	-4,600,000	-4,700,000	-4,700,000
payments to redeem cumulative preferred stock of ipl and wpl
proceeds from issuance of cumulative preferred stock of ipl
cash paid (refunded) during the period for:
income taxes, net of refunds																	-100,000	-7,800,000	0	0	-3,000,000	-109,800,000	300,000	-5,900,000	-800,000
deferred tax benefit and investment tax credits																	31,900,000										-4,400,000	-1,300,000			14,900,000
deferred income tax assets
deferred income tax liabilities
significant noncash investing and financing activities:
loss on early extinguishment of debt																															0	800,000	90,000,000
non-cash valuation and regulated-related charges
income tax refunds receivable																		8,400,000				96,900,000	16,300,000	10,600,000	6,600,000		-74,400,000	13,400,000
accrued taxes																		10,100,000				8,500,000					-35,900,000	13,000,000			-12,700,000
non-current taxes payable																		-1,300,000				200,000
advances for customer energy efficiency projects																		-500,000				-5,800,000	-5,100,000	-5,700,000	-500,000
collections of advances for customer energy efficiency projects																		6,500,000				8,300,000	8,500,000	9,100,000	8,300,000
insurance proceeds received for property damages
payments to redeem cumulative preferred stock of interstate power and light company																		0
net change in short-term borrowings																		80,700,000	22,100,000	-32,400,000	-15,000,000	47,400,000	0	-350,300,000	160,300,000		124,100,000	-28,300,000	242,300,000	-76,600,000	22,300,000	0	-179,000,000
net decrease in cash and cash equivalents																		-34,300,000	-31,400,000	-49,000,000	-33,200,000	22,300,000	-34,100,000	30,900,000	-35,100,000		-58,500,000	-113,200,000	15,100,000	-155,000,000
accrued incentive compensation and other																					-22,000,000						7,600,000	-14,900,000	-16,900,000	-23,100,000
prepaid pension costs
current deferred tax assets
prepaid gas costs																							-7,000,000
purchases of emission allowances																							0	0	-9,100,000				0	-23,900,000
capital lease obligations incurred
sale of accounts receivable																											115,000,000	-75,000,000
changes in cash overdrafts																									-5,100,000			-16,900,000
cash and cash equivalents at jan. 1
cash flows from
operating activities
investing activities
financing activities
net increase
cash and cash equivalents at dec. 31
payments for repurchase of exchangeable senior notes due 2030
reductions in other long-term debt
proceeds from borrowings under alliant energy's term loan facility
net change in other short-term borrowings
the accompanying notes to condensed consolidated financial statements are an integral part of these statements.
gains on dispositions of assets
non-cash valuation charges																															800,000
cash flows from (used for) investing activities:
proceeds from asset sales																											2,000,000	400,000	67,100,000	57,000,000	6,600,000	28,800,000	564,000,000
sales of emission allowances
purchases of securities within nuclear decommissioning trusts																															0	0	-3,500,000
sales of securities within nuclear decommissioning trusts																															0	700,000	51,000,000
changes in restricted cash within nuclear decommissioning trusts																															0	23,500,000	-42,500,000
net cash flows from (used for) investing activities																													-72,800,000	-45,100,000	-77,000,000	2,500,000	442,000,000
repurchase of common stock																											-100,000	-1,400,000	-90,500,000	-145,100,000
reductions in long-term debt																											-2,100,000	-1,000,000	-160,500,000	-61,000,000	-300,000	-42,000,000	-359,900,000
debt repayment premiums																															0	0	-83,000,000
total cash and cash equivalents at beginning of period																												745,600,000
total cash and cash equivalents at end of period																												632,400,000
less: cash and cash equivalents classified as held for sale at end of period
deferred revenues																												32,300,000
changes in restricted cash																												-1,200,000	1,700,000	11,000,000			-30,900,000
continuing operations:
(income) income from discontinued operations, net of tax
currency transaction gains and other																													1,600,000	-4,600,000
sale of utility accounts receivable																														-50,000,000		35,000,000	-15,000,000
income tax receivable
accrued interest																													400,000	-7,300,000
non-regulated businesses and other																													-5,300,000	-5,200,000	-15,700,000	-4,100,000	-4,300,000
principal payments under capital lease obligations																															0	0	-40,200,000
net change in loans with discontinued operations																													-7,300,000	-4,500,000	-4,700,000	-3,100,000	-2,700,000
discontinued operations:
net cash flows used for operating activities																													-7,600,000	-4,100,000
cash and cash equivalents classified as held for sale at beginning of period
cash and cash equivalents classified as held for sale at end of period
loss from discontinued operations, net of tax																														1,000,000			14,000,000
income from discontinued operations, net of tax																															9,000,000
distributions from discontinued operations
benefit obligations and other																															-10,000,000	4,700,000	-73,900,000
net decrease in cash and temporary cash investments																															-77,500,000	146,900,000	-154,800,000
cash and temporary cash investments at beginning of period																															0	300,000	205,000,000
cash and temporary cash investments at end of period																															-21,100,000	91,000,000	50,000,000
cash and temporary cash investments classified as held for sale at beginning of period																															0	700,000	10,000,000
cash and temporary cash investments classified as held for sale at end of period																															1,500,000	-2,200,000	5,000,000
three months
weighted-average common shares outstanding:
basic eps calculation																															356,000,000
effect of dilutive securities
diluted eps calculation																															751,000,000
net increase in cash and temporary cash investments																																-59,200,000	-5,100,000

Alliant Energy Corporation(NASDAQ:LNT)

Alliant Energy Corporation
(NASDAQ:LNT)